IP Library › Granted Patent US 6,646,811
Granted Patent Utility
US 6,646,811 · Confirmation No. 9588

OPTICAL ELEMENT AND COMPOUND DISPLAY APPARATUS USING THE SAME

Inventor: Kazutaka Inoguchi
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2007-05-17 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2003-08-28 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-04-19 TRNA Transmittal of New Application 2 View
2001-04-19 ADS Application Data Sheet 1 View
2001-04-19 SPEC Specification 51 View
2001-04-19 CLM Claims 14 View
2001-04-19 ABST Abstract 1 View
2001-04-19 DRW Drawings-only black and white line drawings 10 View
2001-04-19 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,646,811
App. No.
09/837,301
Filed
2001-04-19
Granted
2003-11-11
Pub. No.
US20020163734A1
Examiner
DINH, JACK
Art Unit
2873
PTA
0 days