Design Patents—Protections & Enforcement

When: April 27, 2015 at 12:30pm - 2:00pm EDT - This event has passed


Please join us for an informal presentation on the statutory sources of design patents, including the procedures and jurisprudence governing their filing, prosecution, protective scope, validity and enforcement. Charles TJ Weigell will review recent infringement and invalidity cases and decisions, as well as other examples, to illustrate the nature of design patent practice. Overlapping available protections for product designs, as well as comparisons and contrasts with copyright protections, will also be discussed.

The Copyright Society of the USA is a New York State CLE Approved Provider.
This course will provide 1 CLE credit.

Charles T.J. WeigellCharles TJ Weigell of Fross Zelnick Lehrman & Zissu, P.C. has been practicing intellectual property law for 25 years. Since 2009, Charles has been a partner in Fross Zelnick’s U.S. prosecution group, specializing in the clearance, prosecution and protection of trademarks and design patents. A registered patent attorney and former Trademark Examining Attorney with the U.S. Patent and Trademark Office (1990-1997), Charles’ practice includes management of large trademark portfolios, the filing and prosecution of trademark, trade dress and design patent applications, providing design patent validity and infringement opinions. Charles has considerable experience with various cutting edge legal issues involving overlapping intellectual property protections relating to trademarks, trade dress and designs, including issues involving three-dimensional marks, functionality, interface between design and utility patent protections, demonstrating secondary meaning, design searching, and with the new standards for prior art, prior disclosures, anticipation and obviousness under the recent America Invents Act, and how these affect design patents. Charles’ practice also includes oppositions, cancellations and concurrent use matters before the Trademark Trial and Appeal Board, and appeals before the Patent Trial and Appeal Board. Mr. Weigell also administers and manages world-wide design patent and design registration portfolios for clients, and counsels clients on international trade dress and design matters, including on Hague International Design Registration filings. Charles has given numerous presentations on trademark and design patent practice and has authored an article on the overlap of design patent and trade dress protections in the U.S.


Weigell, Charles TJ. “Trademarks, Design Patents and Strategies for US Design Protections, World Trademark Review (Feb./Mar. 2013)

New York Chapter Brown Bag Lunches are casual discussions on a range of copyright topics. Brown Bag Lunches provide ample opportunity for audience participation. In true brown-bag spirit, no food or drinks will be provided, so attendees are encouraged to bring their own. We keep the admission fee modest to encourage attendance by new or solo practitioners and law students, but all are welcome!

Nonmembers $20
Student Members
FREE (Email for your promotional code)

E M to E 53RD ST and 5TH AVE 2 min walk
4 6 E M to E 53RD ST and LEXINGTON 6 min walk
N Q R to CENTRAL PARK S (W 59TH ST) and 5TH AVE 6 min walk
B D F M to W 50TH ST and AVENUE OF THE AMERICAS (6TH AVE) 7 minute walk

Burger Heaven* 9 EAST 53RD ST (Between 5th and Madison)
Blake & Todd 52 EAST 53RD ST (On 53rd between Madison & Park)
Essen 515 MADISON AVE (On 53rd between Madison & Park)
Europa Cafe 515 MADISON AVE (Corner of 53rd & Madison)
La Pain Quotidien* 7 EAST 53RD ST (On 53rd between 5th & Madison) 

*Just a few steps away from the office

Cancellation Policy: Refunds must be requested in writing at least three business days before the event. Refunds will not be issued after that point. Unfortunately, we will not be able to credit your registration payment toward a future event, but you may allow another person attend in your place.

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CLE Credit Details

The Copyright Society of the USA is a New York State CLE Approved Provider. This course will provide 1 CLE credit.

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