Trademark Search  /  PIRI

PIRI

○ Dead · Expired

U.S. federal trademark · Serial No. 74561408 · Reg. No. 1931133

Mark
PIRI
Status
Expired
Serial Number
74561408
Registration No.
1931133
Filing Date
August 15, 1994
Registration Date
October 31, 1995
Class(es)
Class 009

Owners

Photonic Integration Research, Inc.
03 · Columbus, OH, US
Photonic Integration Research, Inc.
03 · Columbus, OH, US
Photonic Integration Research, Inc.
03 · Columbus, OH, US

Goods & Services

fiber optic components, namely splitters, combiners, couplers, tap/drop-offs, star couplers, multi/demultiplexers, wavelength division multi/demultiplexers, frequency division multi/demultiplexers, thermo-optic switches, optical interconnects, interferometers, optical delay lines, optical signal processors, arrayed waveguide gratings, filters, ring resonators, waveguide optical amplifiers, optical printed circuit boards and planer waveguides

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Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.