IP Library
Patent Agent

Leslie Leroy Kasten

Reg. No. 28959
Active
Not accepting new clients
Firm
Panitch, Schwarze, Belisario & Nadel LLP
Location
Philadelphia, PA 19103
Phone
215-965-1200
Registration Type
AGENT
Roster
USPTO OED FY25
Search their patent cases → All cases at Panitch, Schwarze, Belisario & Nadel LLP
Firm and contact info reflects the FY25 roster (last updated September 25). Attorneys may have changed firms since then — patent filings show their current firm of record.