Arvin Intellectual Property Lawyers

Hornstein Law Offices, Prof. Corp. is a 20-year old California-based law firm concentrating in business, securities, intellectual property and related transactions and litigation. We have served clients across the country and in abroad. Our client base ranges from individuals. start-up companies to multi-national corporations in all fields of business. Mr. Hornstein has been in practice for 30-years. Prior to HLO, he was with large international law firms and in-house corporate counsel. Please call to discuss any questions in these areas.

I am an attorney practicing in intellectual property (trademarks, copyrights, licensing), as well as business and e-commerce law. This includes entity formation and dissolutions, contract drafting and other day to day events, as well as web site review for privacy and compliance issues) for individuals to small/medium size companies. I am also an estate planner, drafting Wills, Trusts and Power of Attorney documents, as well as work in probate matters.

Strategic intellectual property counseling including patents, trademarks, IP business transactions, design-around strategies, and pre-litigation counseling.

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...

Prior to entering private practice, Ms. Harper served as Director of Corporate Compliance and Commercial Leasing for Kinko’s Service Corporation, Inc., now FedEx. Early in her career she worked as in house corporate counsel to one of California’s largest labor staffing corporations and civilly prosecuted perpetrators of domestic violence through a DOJ grant protecting victims of domestic violence. She has argued cases before the United States Hague Court for matters of international child abduction; California Court of Appeals and Superior Court; District Court; Delaware Court of Chancery; and before the United States Patent and Trademark Office, Trademark Trial and Appeals...

Steven W. Smyrski has over twenty-five years of experience in all phases of intellectual property, including patent prosecution and litigation, technology license drafting and negotiation, enforcement and infringement avoidance strategies, patent portfolio evaluations, infringement/validity analyses, and design around of U.S. patents. Mr. Smyrski has personally drafted over 400 original U.S. patent applications in such diverse fields as telecommunications hardware and software, semiconductor design, fabrication, and inspection, medical devices, signal processing components, computer hardware and software, neural networks, exercise equipment, and business methods.

Mr. Smyrski has litigated a variety of intellectual property disputes, including asserting and defending over ten patents for...

David A. Sergenian is the founder of Sergenian Law, a Professional Corporation. His practice concentrates in the areas of copyright, trademarks, trade secrets, partnership and startup disputes, appellate practice, and general commercial litigation. In addition, he has extensive experience in patent law, securities litigation, entertainment litigation, and employment actions. He has represented clients on “both sides of the v.,” including numerous Fortune 500 companies, in litigations, trials, arbitrations, and alternative dispute resolutions.

Victor A. Bullock, the founder of our firm, is a solution-focused, client-centered attorney with broad legal knowledge and experience. Professional experience includes providing counsel to individual, government and corporate clients with a focus on balancing organizational and business needs against legal risks. Experienced in counseling on regulatory and commercial matters, as well as defending and prosecuting multi-million dollar lawsuits and exposures including general liability, intellectual property, employment and breach of contract lawsuits.
Mr. Bullock has compiled that experience and helps ambitious and creative business owners reach their big goals. Together with his team, he assists entrepreneurs, creatives, artists, photographers,...

Paul’s practice focuses primarily on complex business litigation. He was recently named one of the “Top 100 Attorneys in Southern California” by Los Angeles Magazine, has the highest AV rating in Martindale Hubbell, and is regularly listed in various publications as one of the top attorneys in his field.

His practice areas include business and commercial litigation, False Claims Act cases, corporation and partnership disputes, professional liability litigation, entertainment and intellectual property litigation, defense of non-profit and other charity-based organizations, products liability litigation and all related appellate work.

I have legal and business experience ranging from corporate to small business to startup. As a business owner and entrepreneur, I’ve confronted many of the same challenges my clients encounter. I can give you practical legal advice from the perspective of a lawyer who “gets” business. Relevant Experience and Background - Associate, O'Melveny & Myers LLP (AmLaw 100 law firm) - In House Corporate Experience, Legal Tech Experience - Fellow, Stanford CodeX Center for Legal Informatics - Education: Stanford University, Stanford Law School I started GRID110, a 501c3 partnered with the LA Mayor’s office to provide mentorship & resources to underserved entrepreneurs. Through GRID110 I’ve...

Phil Cook is a first-chair business trial lawyer with experience in jury and bench trials, as well as domestic and international arbitrations before AAA, FINRA and ICC panels. He has argued appeals in the Ninth Circuit and the California Court of Appeal.

Although Phil focuses on policyholder insurance recovery, corporate governance and partnership disputes, and securities and financial products claims, he has represented clients in individual and class action cases involving contract disputes, Business and Professions Code section 17200 claims and other business torts, antitrust and trade regulation, patent and trademark infringement, trade secrets, product liability and toxic torts, governmental...

Jeannine Stepanian is a versatile transactional attorney. Her diverse practice includes entertainment law, intellectual property law, and business transactions. She has represented clients in the entertainment industry, including actors, writers, producers, and directors. She has also represented a wide variety of corporate clients, from small businesses and tech start-ups to non-profit organizations, production companies, and film studios. Prior to forming SLF in 2019, Ms. Stepanian practiced litigation. She has experience in family law, appellate law, and insurance defense. As a former litigator, she is uniquely suited to drafting and negotiating contracts with an aim to protect her clients from future...

Ginam Lee has been a California licensed attorney since 1999. He is also admitted to practice in the United States District Court, Central District of California as well as the United States Court of Appeals for the Ninth Circuit. His areas of practice are litigation, real estate, entertainment, intellectual property, alcoholic beverages, franchises, and business affairs. Mr. Lee began his legal career as a legal assistant at a boutique criminal defense firm of Beck & DeCorso in downtown Los Angeles. Since then, he has worked in various legal capacities at major firms such as O'Melveny & Myers in...

Tax Debt Approach Blog includes updates helpful for taxpayers to constantly evaluate their tax debt options ( https://rebrand.ly/TDABlog )

Tax Controversy Blog includes non-tax debt changes in rules and practical content helpful in dealing with tax agencies ( https://rebrand.ly/TCBlog )

I prepare presentations for the public on tax topics, and provide CLE of value to Attorneys and CPA's due to being a Multiple Activity Provider of Tax Specialization Continuing Education licensed by the Board of Legal Specialization of The State Bar of California.

I help startups emphasizing with an approach of keeping a low profile while gathering data, comparing which jurisdiction will...

Russell Sommers is a seasoned transactional attorney who helps individuals and businesses maximize the value of their Intellectual Property (IP) through the strategic application of copyright, trademark, trade secret, patent, and other IP laws. The Law Office of Russell Sommers offers quality legal services tailored to meet the specific IP needs of businesses and individuals in the spheres of business, technology & entertainment. The Law Office of Russell Sommers: Creative Legal Practices for Creative Legal Minds. TM

Digital business lawyer, founder and managing attorney of The Internet Law Group, a preeminent law firm dedicated offering comprehensive legal services to clients with e-commerce and other internet-related legal needs. 

A Los Angeles motorcycle accident attorney, Howard Kornberg is AV® Preeminent™ Peer Review RatedSM by Martindale-Hubbell®, the highest rating an attorney can receive from his or her peers. He has extensive experience assisting clients in personal injury and wrongful death cases arising from accidents involving motorcycles, bicycles, scooters, Segways, and other motorized vehicles.

I am a registered patent attorney and represents clients ranging from startup ventures to Fortune 500 corporations in all aspects of intellectual property. I work closely with sole inventors and in-house counsel to develop effective intellectual property strategies to meet each client’s needs and expectations. I hold degrees in Computer Science, and Electrical Engineering with minors in Math and Statistics. His technical expertise, as well as his leadership qualities, were further developed as Chief Fire Control Technician in the U.S. Navy specializing in computer hardware, radar systems, microwave systems and advanced electronics. After the military, Norman’s programming skills and experience...

An experienced attorney specializing in criminal law, intellectual property law, regulatory compliance, corporate governance, and litigation. Admitted in China (2010) and California (2019). Strong science and technology background. HIGHLIGHTS: • Extensive litigation experience in U.S. courts and Chinese courts. • Excellent at negotiating and communicating with lawyers, government agencies, and clients from different countries. • Former government lawyer in a major Chinese business regulatory agency. • Science background and IP law practice experience.

Cyndie M. Chang is the Managing Partner of the firm's Los Angeles office and a member of the firm's governing Partners Board. Ms. Chang manages risks and resolves business challenges. She advises and partners with clients to defend them in commercial disputes, enforce their rights, mitigate exposure, and litigate their commercial disputes. She has often handled corporate litigation involving mergers & acquisitions, asset or stock sales, fraud, securities, purchase and sale agreements, business or partner break-ups. She also has handle many other complex or class action disputes involving contracts, trademarks, licensing, products liability, product safety and recall, construction defect, trade...

Ethan D. Kirschner is an experienced litigator with clients in California, throughout the United States, and overseas. Originally from Wisconsin, Mr. Kirschner was a champion high school and college debater. He has a B.A. in Political Science from the University of Michigan, graduated cum laude from the University of Minnesota Law School, and received an LL.M. in intellectual property law from the University of California, Berkeley.


Mr. Kirschner has been practicing law since 2005. He is licensed to practice law in California.

Neil Juneja is an intellectual property and cannabis lawyer. He is the founder and managing partner of Gleam Law, a cannabis law firm headquartered in Seattle, WA. His impeccable track record and years of cannabis business law experience – including navigating the complexities of patents, trademarks, and copyrights – helps Gleam Law stand out from the competition. Neil founded Gleam Law because he realized other cannabis law firms provided legal advice to businesses in a vacuum. He wanted to provide legal decisions in the context of the business world and counsel long-term success. Other cannabis business attorneys are not just risk-adverse...

Daniel Reisman is a passionate and dedicated employment law attorney in the Los Angeles area. He received his JD from USC Law School and shortly after began representing clients from all walks of life. Daniel is devoted to handling cases involving employment law, including matters of discrimination, harassment, retaliation, and other complex issues. He understands how challenging and overwhelming it can be for individuals to try to resolve these matters, which is why he founded his firm to provide relief and support. Daniel is driven to obtain a favorable and just outcome for each and every client he represents. His...