IP Library › Granted Patent US 6,520,648
Granted Patent Utility
US 6,520,648 · Confirmation No. 5744

LAMP POWER PULSE MODULATION IN COLOR SEQUENTIAL PROJECTION DISPLAYS

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 Code Description Pages PDF
2010-04-13 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-04-13 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-04-05 PA.. Power of Attorney 11 View
2010-04-05 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-09-15 PA.. Power of Attorney 2 View
2003-09-15 LET. Miscellaneous Incoming Letter 1 View
2003-09-15 OATH Oath or Declaration filed 5 View
2001-02-06 TRNA Transmittal of New Application 4 View
2001-02-06 SPEC Specification 14 View
2001-02-06 CLM Claims 3 View
2001-02-06 ABST Abstract 1 View
2001-02-06 DRW Drawings-only black and white line drawings 3 View
2001-02-06 OATH Oath or Declaration filed 3 View
2001-02-06 TRNA Transmittal of New Application 4 View
2001-02-06 SPEC Specification 14 View
2001-02-06 CLM Claims 3 View
2001-02-06 ABST Abstract 1 View
2001-02-06 DRW Drawings-only black and white line drawings 3 View
2001-02-06 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,520,648
App. No.
09/778,225
Filed
2001-02-06
Granted
2003-02-18
Pub. No.
US20020140910A1
Art Unit
2851
PTA
0 days