Twain Harte Patents Lawyers

My practice is focused on Patent, Trademark, Copyright, and Intellectual Property Law. Based in California, I represent national and international clients from a wide range of industries.

With nearly 40 years of legal experience, you can expect skilled, knowledgeable and zealous representation. My accomplishments have resulted in numerous honors, including recognition as being among the Best Lawyers in America, Top Intellectual Property Attorneys in California, and Top 100 Attorneys in Los Angeles.

I am a registered patent attorney licensed in Texas and California and have been practicing for fifteen years. Our firm is unique in that we handle not only acquiring patents, trademarks and copyrights, but we are also comfortable litigating those rights as trial lawyers. The lawyers at our firm have a diverse array of technical backgrounds to serve wide ranging industries.

Registered U.S. patent attorney David M. Kleiman has been helping entrepreneurs and businesses succeed with intellectual property law since 1998. He has had many years of experience working on big patent litigation for large multi-national corporate clients, defending businesses against wrongful allegations of infringement, and obtaining intellectual property protection for client innovations and creations. Attorney of record or lead counsel in more than a dozen lawsuits. Has worked effectively as part of a team to help clients obtain hundreds of millions of dollars in civil litigation settlements. 1st chair criminal jury trial experience. Substantial experience...

Kregg is a patent attorney in Los Angeles, focusing on patent prosecution of mechanical and medical devices, and related technologies. Large firm experience at affordable prices.

Kregg’s technical experience is among the best you will find. He spent years as a combustion devices design engineer on NASA’s Space Shuttle Program before earning his law degree from one of the top law schools in the country.

Kregg has helped clients of all sizes, from solo inventors and startups to Fortune 500 companies protect their innovations.

Call today for a complementary consultation to discuss your patent needs and how...

The firm represents individuals and businesses and handles cases on behalf of plaintiffs and defendants involving patents, trademarks, trade dress, trade secrets, copyright, unfair competition, false advertising, defamation, violations of U.S. Customs and other civil litigation in both state and federal courts. As principal of the firm, Craig McLaughlin is an efficient litigator and trial lawyer experienced in intellectual property matters and other civil litigation. The firm is focused on protecting its clients' intellectual property and reputation. A list of accomplishments for clients is available on the firm's website.

I am an associate at Innovation Capital Law Group, where I practice intellectual property law, corporate and securities law. Prior to joining the firm, I worked for Technology Capital Law Group, a law firm specializing in representing technology companies. I specialize in patent, trademark, and copyright prosecution, intellectual property litigation, and licensing transactions. I am admitted to practice in the State of California and United States District Court Central District, Northern District, and Southern District of California. I am also a registered patent attorney with the United States Patent and Trademarks Office. I was a chemical engineer before...

Dylan C. Dang is an intellectual property attorney who has extensive experience in patent and trademark litigation at both trial and appellate levels.

Mr. Hyman provides patent services, licensing assistance, strategic counseling, and intellectual property portfolio reviews to biotechnology companies and academic institutions. Clients receive expertise and insight honed as a partner in a large firm, and client service informed by in-house experience, but without the fees associated with large firm overhead.

Mr. Ahmadshahi's area of practice is Intellectual Property Laws including Patent Prosecution and Litigation, Trademarks, Copyrights, and Unfair Business Practices. Before starting his firm, Mr. Ahmadshahi was a partner at Law Offices of Kayhan S. Shakib where he practiced intellectual property law as well as general law focusing on litigation in the areas of real estate, business, and personal injury cases.

Prior to the practice of law, Mr. Ahmadshahi was a staff scientist at C.E. Niehoff & Co., a defense contractor which manufactures state-of-the-art generators for military vehicles. Mr. Ahmadshahi also held the position of Research Engineer with the University of...

Nate is a registered patent attorney with a full-service intellectual property law practice. His focus is on helping inventors, entrepreneurs, and businesses identify and protect their intellectual property. Nate has extensive experience with patent applications, trademark applications, copyright registration, and enforcing his client’s intellectual property rights.

In addition to serving his clients, Nate stays active in the legal community. He has served four years on the Board of Directors for the Orange County Intellectual Property Law Association (OCIPLA) where he is currently the Secretary. Nate is also a Member of the Board of Directors for Chapman University’s Fowler School of Law’s...

Christopher E. Botti, co-founder of Botti & Morison Estate Planning Attorneys, Ltd., specializes in all aspects of estate planning. Mr. Botti advises clients on all aspects of estate, gift and generation-skipping tax planning, including the creation of revocable trusts, irrevocable life insurance trusts, qualified personal residence trusts, charitable remainder trusts, private annuities, private foundations, grantor retained annuity trusts, family limited partnerships and dynasty trusts. He also assists clients in the funding of revocable trusts and the preparation of estate and gift tax returns, all forms of trust and probate administration, including the purchase and sale of large trust assets, the...

Brennan Swain's legal practice emphasizes patent and trademark law, including prosecution, litigation and client counseling.

Growing up in a family of engineers, Brennan was immersed from a young age in the engineering world, particularly the mechanical arts. While working regularly in his father's high-tech industrial coatings company in high school and college, he received hands-on experience with the inner workings of industrial machines and engines. After law school, Brennan's first job as a patent attorney also included working as an engineer for a small high-tech company. As a result of this experience, unlike many patent attorneys, Brennan has hands-on experience...

I am an accomplished Patent, Intellectual Property, Litigation and Business law attorney. Based in California, with cases throughout the United States, my practice includes a wide array of industries.

With over 20 years of experience, a M.B.A. and B.S. in Aerospace Engineering, I offer comprehensive representation for complex technology and patent law matters. I aggressively advocate for the best possible outcomes. I have also received numerous honors, including recognition as Lawyer of the Year for Litigation-Patent Law by Best Lawyers.

Outside of work, I enjoy reading, skiing, and traveling. Additionally, my wife, daughter and I are enthusiastic sports fans.

Donn K. Harms is a Registered Patent Attorney also handling business and corporate law matters since 1988, with heavy emphasis on trademarks, copyrights, patents, and licensing matters. Mr. Harms has served as an Adjunct Professor for Patent Law and Trademark Law at the University of California at San Diego. Mr. Harms has served as a Professor of Patent Law and Trademark Law at the University of California at San Diego, and has offices in Bend, Oregon, and in Del Mar, California. Prior to practicing law, Mr. Harms owned and operated a small business with 50 employees for over 15 years....

Roland Tong has over a decade of experience in IP litigation and Patent Prosecution. Cases handled by Mr. Tong include patent lawsuits in industries, such as automotive, mobile phones, manufacturing, and printer cartridge remanufacturing. He also represents computer software, gaming device, medical device, and sports equipment companies in obtaining US and foreign patents and trademarks. Passionate about IP law, he has authored various legal articles that have been published in highly respected publications and newsletter.

Milord A. Keshishian practices law with a focus on intellectual property rights. His training and experience includes the areas of patent, trademark, copyright, unfair competition, trade secret, and franchise law. He has extensive experience in litigating these matters, as well as counseling clients on transactions surrounding technology acquisitions and other business ventures. Milord is experienced in pursuing intellectual property protection in the United States and internationally. He also serves as an expert witness in patent litigation matters handled by prominent law firms. His interest in protecting intellectual property rights developed out of the respect he gained for the innovative thinking found in...

A. Justin Lum continues his father’s (Albert C. Lum) legacy in helping new business owners (entrepreneurs, startups) with all their legal matters, from creating a company to finding real estate to registering DBAs, copyrights, trademarks, and patents. As a business attorney, A. Justin Lum can also assist with corporate and transactional matters, litigation, and employment immigration (e.g., EB, H1).

Admitted:
• California State Bar 1993
• United States District Court
• Central District of California United States Court of Appeals
• Ninth Circuit United States Court of Appeals
• Tenth Circuit Registered
• United States Patent Bar, 1997

David Tsai is a Partner in Vinson & Elkins LLP’s San Francisco office. David's practice focuses on patent, trade secret, complex breach of contract, and product defect litigation for companies innovating biotechnology (pharmaceuticals and genetic engineering), medical devices, software (Internet and mobile apps), and hardware (semiconductors, set-top boxes, smartphones, solar wafers and light-emitting diodes/LED/OLED). His legal experience includes second chairing international arbitration cases, litigating in the areas of copyrights and trademarks, preparing and prosecuting U.S. electrical engineering patent applications, drafting patentability, freedom-to-operate and non-infringement opinions, as well as patent interference in the area of biotechnology. He also represents clients...

Joe Mellema's practice focuses on litigation in federal and state courts, including the protection and enforcement of intellectual property rights, and business and commercial disputes. He has handled patent, trademark, copyright, trade secret, unfair business practices, antitrust, and business and commercial lawsuits in all phases of litigation and arbitration.

Joe is well-versed in patent and trademark enforcement, preparation and prosecution, as well as trademark enforcement and opposition proceedings before the Trademark Trial and Appeal Board of the United States Patent & Trademark Office. He has considerable experience litigating patents in a variety of technical fields, including optical devices and components, computer...

Jubin Dana is the founder and principal attorney of Dana Legal Services. After obtaining a Bachelor of Science in Electrical Engineering, Jubin went on to earn a Juris Doctor from Oklahoma City University School of Law. Jubin has always had a passion to help others and that passion translates through to his interactions with Dana Legal Services’ clients. His main focus at DLS is to ensure his client’s future business revenue is secure. As his philosophy holds: “Building an IP portfolio without connecting it to the business model is a missed opportunity to grow the company.” His expertise in IP...

Hi, I'm Judd! I am an experienced patent and trademark attorney based in California, serving clients both domestically and internationally. With offices located in both Northern and Southern California, I am able to provide clients throughout the world with personalized and effective legal solutions. My areas of expertise include patent prosecution, litigation, trademark registration, and disputes. I am committed to staying up-to-date with the latest developments in patent and trademark law and am an active member of the National Association of Patent Practitioners and the Los Angeles Intellectual Property Law Association. I take pride in helping clients protect their intellectual property assets...

As an associate in JMBM's Intellectual Property practice, Jon serves clients in all facets of intellectual property law, including: trademark, copyrights, patents, and trade secrets. He has experience in intellectual property litigation, prosecution, and transactions. Before becoming a lawyer, Jon received a B.S. in Mechanical Engineering, with an emphasis in Materials Science. His technical experience includes medical and therapeutic devices, automobile hardware and software, video game hardware and software, artificial intelligence, aircrafts, semiconductors, communication systems, sports equipment, surface coatings, industrial connectors, cryogenics, portable electronic devices, home goods, apparel, and other consumer products.

Grant’s Law Firm, is a business oriented law firm composed of experienced attorneys delivering aggressive and innovative services in a cost-effective manner. While we offer the kind of work product, expected from a large law firm, we retain small firm efficiency and focus on personalized service to individuals, businesses and business owners throughout Orange County, Riverside County, and Los Angeles County, California.

Our business lawyers craft creative and efficient solutions to various legal problems, no matter how complex the issues may be. In doing so, we seek to build long term relationships with our clients, so that we can contribute to...

Olav Mitchell Underdal is a licensed attorney, admitted to the California State Bar; and a registered patent attorney, licensed to practice in all patent and trademark cases before the United States Patent and Trademark Office. Mr. Underdal holds a M.S. in General Engineering from The Technical University of Denmark with concentrations in Electronics, Software Engineering & Systems Engineering, a M.S. in Computer Science/System Design from the University of Manchester, UK, and a Juris Doctor in Law from Northwestern California University School of Law. He is a co-inventor of 15 United States patents, and has drafted and prosecuted more than 130 US...

Experienced patent attorney with a strong technical background, over 250+ issued patents, and many trademarks. In addition to my legal background, I have a Biophysics STEM background (PhD) and experience with medical devices, software, electronics, and biotech. I have a lot of experience with startups, due diligence, and litigation support.

Timothy M. Brown specializes in providing patent and trademark services to entrepreneurs, small businesses, and start-ups. Mr. Brown is a former UPSTO patent examiner with over 19 years of experience guiding clients in patent and trademark matters. Mr. Brown has experience across a broad range of technologies, including consumer products, nutritional supplements, biotech, and mechanical devices. Mr. Brown has a successful track record of securing meaningful intellectual property for his clients and takes pride in the long-term relationships he maintains with his clients.

Andrew is a trial lawyer and intellectual property counselor helping clients build and protect their intellectual property portfolios and defend against accusations. He appears in the Federal Circuit and District Courts in several jurisdictions, including CA, DE, NY, TX, and VA and represents clients in the patent and trademark office and in arbitration. Andrew provides counseling including opinions regarding patent validity and infringement, intellectual property due diligence, litigation-avoidance strategies, etc.

Andrew has a degree in systems engineering and software engineering experience (designing and coding client/server software and relational databases). He has extensive experience litigating cases in a variety of...

Richard is a USPTO Registered Patent Attorney who loves helping creative people realize their dreams. Rich received his BA from Princeton University, then completed his Physics coursework at San Francisco State University. Rich received his J.D. with Honors & Certified in Intellectual Property from the University of Oregon School of Law. Rich has practiced in patent prosecution, patent litigation and military law, having served as an Army JAG Corps Captain stateside and overseas. Many lawyers call themselves "i.p. lawyers," but few are truly Registered with the USPTO, licensed to secure you your patent or ® Trademark. Look...

Quynh (“Quinn”) Chen is a bilingual attorney that has been admitted to practice in the Ninth Circuit of the United States Appellate Court. Her practice areas primarily focus on family law, entity formations, and intellectual property. Her interest is in software patents and helping underrepresented clients in her community.

As part of her interest in software patents, Ms. Chen is proficient in programming in Ruby on Rails, MEAN stack Javascript, and working with various databases. While at Golden Gate University, School of Law, she served as Vice President of Asian Pacific American Law Student Association.

Mr. Ali Hassanzadeh is an Associate Attorney at Sanders Law Group with a specialized focus on copyright enforcement and litigation. With a background in intellectual property and immigration law, as well as strong leadership and negotiation skills, he is a strategic advisor and litigator for our clients. He holds an LL.M. in Entertainment and Media Law, making him an excellent advocate for creative professionals. He is a California-licensed attorney and admitted to practice in the Central and Northern District Courts of California. Ali’s dedication to his niche reinforces our firm’s mission to support artists in the...

I was born in Brazil but grew up in Riverside after my family immigrated to the United States. Growing up I loved playing football, basketball, soccer, and baseball with my brothers and the kids in the neighborhood but I was always fascinated by my oldest brother's interest in science. So after graduating from high school in Riverside I majored in Electrical Engineering at California Polytechnic University where I obtained both a Bachelor and Master degree in Electrical Engineering. As an engineer I have worked for a number of different technology companies ranging from large aerospace...

I am a patent attorney that focuses on obtaining software patents. Having an engineering degree in computer science in addition a law degree, I routinely work with software engineers in terms they understand. I have eperience in a wide array of software technology areas, such as mobile app development, networks, machine learning, virtual reality, augmented reality, and databases.

Patent Attorney, Dorian Cartwright, has over 20 years of experience in providing intellectual property services to hi-tech companies of Silicon Valley and worldwide. He specializes in patent prosecution matters before the U.S. Patent and Trademark Office, primarily in the electrical arts, and additionally, supports patent litigation and patent licensing matters. His technical expertise includes computer networking, computer architecture, microprocessors, video compression and recognition, social networking, mobile apps, digital and analog circuits, and robotics, among others.

Mr. Cartwright understands the interplay of technology and business objectives. Currently, at the Law Office of Dorian Cartwright, a range of clients from large technology companies,...

Susan Long Crockett is a principal in the firm of Crockett & Crockett. Working with high technology clients, Susan prosecutes patent applications in diverse areas of technology. She counsels on trademark and patent management, infringement and validity issues in addition to litigation. She also has broad experience in international intellectual property law.