Darius Gambino's practice includes many areas within both domestic and international intellectual property law. Mr. Gambino concentrates his practice primarily on patent prosecution and litigation, trademark registration and enforcement, copyright registration and enforcement, trade secrets, licensing, opinions and due diligence investigations.

Mr. Gambino's patent practice is concentrated in the fields of electrical and mechanical engineering, including telecommunications, conditional access technologies, piezoelectric filters and sensors, semiconductor manufacture, electrical circuits, computer memories, computer hardware and software, business methods and construction materials. His trademark practice centers on procuring trademark registrations, counseling clients on enforcement strategies, conducting proceedings before the Trademark Trial and Appeal Board, and general litigation. Mr. Gambino's copyright practice centers on copyright protection and enforcement, particularly in the fields of software, art and entertainment.

Representative Litigation Matters:

• Representation of Defendant in trademark infringement and cyber-squatting action in the US District Court for the Eastern District of Pennsylvania.
• Representation of Plaintiff real estate agent in antitrust and RICO action in the US District Court for the Eastern District of Pennsylvania.
• Representation of Plaintiff tire manufacturer in copyright infringement and unfair competition action in the US District Court for the Northern District of New York.
• Representation of Plaintiff franchisee in trademark infringement and breach of contract action in the US District Court for the Middle District of Florida.
• Representation of Defendant real estate agent in patent infringement action dealing with methods of locating real estate in the US District Court for the Eastern District of Pennsylvania.
• Representation of Plaintiff photographer in copyright infringement action against publisher in the US District Court for the District of New Jersey.
• Representation of Plaintiff computer network storage system manufacturer in patent infringement action dealing with systems and methods for providing virtual local storage in US District Court for the Western District of Texas.
• Representation of defendant in trademark infringement and breach of contract action brought by former supplier in the US District Court for the District of Nevada.
• Representation of defendant patentee in declaratory judgment action brought by termite control apparatus manufacturer in US District Court for the District of Hawaii.
• Representation of defendant manufacturer in design patent infringement litigation dealing with bath fixtures in US District Court for the District for the Northern District of California.
• Representation of plaintiff in patent infringement action against surgical equipment manufacturer in a case dealing with methods and apparatus for performing ocular surgery in US District Court for the Eastern District of Pennsylvania.
• Representation of defendant publisher in copyright infringement action in US District Court for the Southern District of Florida.
• Representation of plaintiff pest control company in patent infringement litigation against competitor in US District Court for the Eastern District of Pennsylvania.
• Representation of defendant commercial video equipment manufacturer in patent infringement litigation dealing with video processing technology in US District Court for the Northern District of California.
• Representation of defendant distributor in patent infringement case dealing with hair bands commonly referred to as ‘scruntchies’ in US District Court for the Eastern District of Pennsylvania.
• Representation of plaintiff injection molding apparatus manufacturer in patent infringement litigation dealing with apparatus and method for injection molding in US District Court for the District of Massachusetts.
• Representation of defendant pharmaceutical company in patent infringement litigation dealing with recombinant DNA technology in US District Court for the Northern District of California.
• Representation of corporate defendant in patent infringement litigation dealing with coffee cup lids in US District Court for the District of Massachusetts.
• Representation of corporate plaintiff in patent infringement case against major telecommunications companies in case dealing with global positioning technology in US District Court for the Eastern District of Pennsylvania.

认许

• District of Columbia
• Pennsylvania
• US Patent & Trademark Office

会员资格

• American Intellectual Property Law Association
• Philadelphia Intellectual Property Law Association
• Philadelphia Volunteer Lawyers for the Arts
• The Recording Academy
• International Trademark Association
• American Bar Association

出版物

• Co-author, "Pleading Patent Infringement to Spin a Jurisdictional Webb," The Legal Intelligencer, Philadelphia edition, (January 17, 2008)
• Co-author, "Some Sage Advice on the Doctrine of Equivalents," The Legal Intelligencer, Philadelphia edition, Intellectual Property Supplement (April 23, 2007)
• Author, "A Claim Drafter's Guide to Festo IX," American Bar Association Young Lawyer Division, Intellectual Property and Internet Law Committee Newsletter, Winter 2003, Vol.1, Number 1.
• Co-author with Richard A. Paikoff, “Another Wipeout For the Doctrine of Equivalents," The Legal Intelligencer, Philadelphia edition (March 5, 2002)
• Co-author with Richard A. Paikoff, “A New Weapon For Alleged Infringers?: Patent Drafter Estoppel Explored," Federal Circuit Bar Journal (May 2001)
• Co-author with Richard A. Paikoff, “Federal Circuit Shows Recent Trend of Narrowing Patent Claims Under DOE," The Legal Intelligencer, Philadelphia edition (May 4, 2000)
• Author, “Whose Review Standard Is It Anyway?: Supreme Court provides guidance in Zurko," The Legal Intelligencer Philadelphia edition (July 12, 1999)

Seminars

• Speaker, Marbury Institute Series: "Patent Law for Corporate Lawyers," DLA Piper U.S. (Philadelphia Office), Philadelphia, PA (May 17, 2005)
• Speaker, “What’s Left of the Doctrine of Equivalents,” The Computer Practice Committee Meeting of the Philadelphia Intellectual Property Law Association, Philadelphia, Pennsylvania (January 18, 2001)