Panitch Schwarze Belisario & Nadel LLP

Panitch Schwarze Belisario & Nadel LLP Panitch Schwarze approaches intellectual property law with responsiveness and creativity — protecting

Founded by six partners with decades of shared experience, the roots of Panitch Schwarze Belisario & Nadel, LLP run deep in the domestic and international IP communities. As a boutique firm, our moderate size fosters close attorney-client relationships and allows us to tailor our services to meet unique client needs. Our first-rate team of attorneys and advisors has experience across the sciences,

in technologies, and in branding ranging from semi-conductors and computer software to household products and toys. The team at Panitch Schwarze has deep technical knowledge, a solid grasp of the industries that we serve, and a true understanding of intellectual property issues and relevant laws. Our legal professionals are well versed in every aspect of intellectual property. We have vast experience procuring numerous types of IP assets for clients, both domestically and internationally. We assist clients in developing IP monetization strategies and carrying out those strategies. We help clients navigate the IP of their competitors by providing practical advice and reliable legal opinions. We assist with numerous types of contested proceedings, both offensively and defensively, including IP litigations in various courts throughout the United States and contested proceedings before the U.S. Patent and Trademark Office (PTAB and TTAB), as well as coordinating with our foreign associates on contested proceedings abroad. Regardless of the IP needs a particular client has, each of our clients can be confident that the team at Panitch Schwarze has the necessary legal experience and the technical background to be a valuable asset to their business.

12/22/2025

Please note that our office will be closed from December 24 to 25, 2025 and on January 1, 2026 in observance of Christmas and New Year's Day, respectively. If you have an application or other filing with a deadline falling on these days, please let us have your instructions at least three (3) business days before the deadline.

Additionally, please be aware that the U.S. Patent and Trademark Office (USPTO) will only be closed on Thursday, December 25, 2025 for the Christmas holiday and Thursday, January 1, 2026 for New Year’s Day, so any USPTO deadlines falling only on these days will be extended to Friday, December 26, 2025 and January 2, 2026. However, we will not be able to file any documents until our office reopens on Friday, December 26, 2025 and Friday, January 2, 2026 respectively.

Finally, please note that any emails sent to our firm during our office closure will be received, but will not be acknowledged until our office reopens.

Please let us know if you have any questions.

Happy Holidays!

11/25/2025

Please note that our office will be closed on Thursday, November 27, 2025 and Friday, November 28, 2025 in observance of the Thanksgiving holiday.

Additionally, please be aware that the U.S. Patent and Trademark Office (USPTO) will only be closed on Thursday, November 27, 2025, so any USPTO deadlines falling on only that day will be extended to Friday, November 28, 2025. However, we will not be able to file any documents until our office reopens on Monday, December 1, 2025.

Finally, please note that any emails sent to our firm on November 27, 2025 and November 28, 2025 will be received, but may not be acknowledged until our office reopens on Monday, December 1, 2025.

Address

2005 Market Street Ste 3325
Philadelphia, PA
19103

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

Telephone

+12159651330

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