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Dann, Dorfman, Herrell and Skillman
Over 30 years of providing trusted legal services...

Dann, Dorfman, Herrell and Skillman specializes in the practice of Patent, Trademark, Copyright, and related Trade Secret and Unfair Competition Law, as well as domain name matters, representing clients in the U.S., Japan, and Europe. Technological strengths include mechanics, electronics, computers, chemistry, and biotechnology.

 

Our office address:

Dann, Dorfman, Herrell and Skillman
1601 Market Street
Suite 2400
Philadelphia, Pennsylvania 19103-2307

Telephone: (215) 563-4100
Fax : (215) 563-4044
Email:
email@ddhs.com





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Dann, Dorfman, Herrell and Skillman 
1601 Market Street Suite 2400  Philadelphia, Pennsylvania 19103-2307 
Tel: (215) 563-4100 | Fax: (215) 563-4044 
email@ddhs.com