Sean P. Ritchie
Patent attorney, USPTO registration number 70148, status Active.
- Firm
- Saul Ewing Arnstein & Lehr
- Location
- Philadelphia, PA
- On the USPTO roster since
- November 2014
Sean P. Ritchie is a USPTO-registered patent attorney (registration number 70148) at Saul Ewing Arnstein & Lehr, in Philadelphia, PA. The registration is active on the current USPTO roster, and Sean P. Ritchie has been listed on the roster since November 2014.
Saul Ewing Arnstein & Lehr has 4 registered patent practitioners on the roster (2 patent attorneys and 2 patent agents), so Sean P. Ritchie works alongside 3 other registered practitioners there.
Philadelphia, PA has 513 registered patent practitioners in all: 377 patent attorneys and 115 patent agents.
Other registered practitioners in Philadelphia, PA
- Jahan Ara — Patent agent, Reg. No. 46237, Drexel University College of Medicine
- Robert W. Ashbrook, Jr — Patent attorney, Reg. No. 52572, Dechert LLP
- Brian Patrick Augustine — Patent attorney, Reg. No. 71333
- George J. Awad — Patent attorney, Reg. No. 46528, Iamg, LLC
- Stanford M. Back — Patent attorney, Reg. No. 20028
- David R. Bailey — Patent attorney, Reg. No. 35057, Baker & Hosterler LLP
- Hallum O. Bailey — Patent attorney, Reg. No. 56093, Drinker Biddle & Reath LLP
- Clark S. Bakewell — Patent attorney, Reg. No. 71615
All patent attorneys and agents in Philadelphia, PA
Patent firms in Pennsylvania · Practitioners by state
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