IP Library › Granted Patent US 6,799,018
Granted Patent Utility
US 6,799,018 · Confirmation No. 3799

WIRELESS TRANSMISSION COMMUNICATION SYSTEM AND PORTABLE MICROPHONE UNIT

Inventor: Keith Lam
Patented Case View Patent ↗
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2004-08-24 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-08-24 LET. Miscellaneous Incoming Letter 1 View
2004-08-24 DRW Drawings-only black and white line drawings 7 View
2002-06-12 TRNA Transmittal of New Application 4 View
2002-06-12 DRW Drawings-only black and white line drawings 7 View
2002-01-03 TRNA Transmittal of New Application 3 View
2002-01-03 SPEC Specification 11 View
2002-01-03 CLM Claims 3 View
2002-01-03 ABST Abstract 1 View
2002-01-03 DRW Drawings-only black and white line drawings 9 View
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Quick Facts
Patent No.
US 6,799,018
App. No.
10/039,405
Filed
2002-01-03
Granted
2004-09-28
Art Unit
2681
PTA
-280 days