USPTO trademark record

PIRI

Dead mark · Owner Photonic Integration Research, Inc. · Classes 9

Mark details

Owner: Photonic Integration Research, Inc.
Serial number: 74561018
Registration number: 1938165
Status: CANCELLED - SECTION 8 (dead)
Classes: 9 (Software / electronics / downloadable media)
Filed: 1994-08-15
Registered: 1995-11-28
Goods / services: fiber optic components, namely splitters, combiners, couplers, tap/drop-offs, star couplers, multi/demultiplexers, wavelength division multi/demultiplexers, frequency division multi/demultiplexers, t…

Register data as of 2026-11-09. Records can trail live filings — check the official USPTO search for the latest status before filing.

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