IP Library › Granted Patent US 6,560,389
Granted Patent Utility
US 6,560,389 · Confirmation No. 5505

BEAM-SPLITTING/COUPLING APPARATUS HAVING FRAME HOLDING OPTICAL FILTER

Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2008-09-08 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2008-09-08 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2008-08-14 PA.. Power of Attorney 1 View
2008-08-14 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2008-08-14 N417 Electronic Filing System Acknowledgment Receipt 2 View
2001-05-09 TRNA Transmittal of New Application 2 View
2001-05-09 CLM Claims 21 View
2001-05-09 SPEC Specification 23 View
2001-05-09 CLM Claims 2 View
2001-05-09 ABST Abstract 1 View
2001-05-09 DRW Drawings-only black and white line drawings 7 View
2001-05-09 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,560,389
App. No.
09/852,387
Filed
2001-05-09
Granted
2003-05-06
Pub. No.
US20020025119A1
Examiner
WONG, ERIC K
Art Unit
2874
PTA
0 days