IP Library Granted Patent US 6,778,475
Granted Patent Utility
US 6,778,475 · Confirmation No. 2618

OPTICAL DETECTOR, OPTICAL PICKUP AND OPTICAL INFORMATION REPRODUCING APPARATUS USING OPTICAL PICKUP FOR DETECTING AT LEAST THREE LIGHT BEAMS SEPARATED FROM ONE OR MORE LIGHT SOURCES

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Code Description Pages PDF
2004-06-08 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-10-23 RCEX Request for Continued Examination (RCE) 1 View
2003-10-23 IDS Information Disclosure Statement (IDS) Form (SB08) 3 View
2002-11-15 TRNA Transmittal of New Application 2 View
2002-11-15 A.PE Preliminary Amendment 4 View
2002-11-15 SPEC Specification 79 View
2002-11-15 CLM Claims 16 View
2002-11-15 ABST Abstract 1 View
2002-11-15 DRW Drawings-only black and white line drawings 36 View
2002-11-15 OATH Oath or Declaration filed 4 View
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Quick Facts
Patent No.
US 6,778,475
App. No.
10/294,943
Filed
2002-11-15
Granted
2004-08-17
Pub. No.
US20030072228A1
Art Unit
2653
PTA
0 days