IP Library › Granted Patent US 6,639,988
Granted Patent Utility
US 6,639,988 · Confirmation No. 9899

PIEZO INTEGRATED FLAT SPEAKERS FOR AUTOMOTIVE INTERIOR PANELS

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 Code Description Pages PDF
2014-08-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2014-08-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2003-08-29 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-07-03 LET. Miscellaneous Incoming Letter 1 View
2003-07-03 DRW Drawings-only black and white line drawings 24 View
2001-08-15 TRNA Transmittal of New Application 6 View
2001-08-15 SPEC Specification 10 View
2001-08-15 CLM Claims 3 View
2001-08-15 ABST Abstract 1 View
2001-08-15 DRW Drawings-only black and white line drawings 24 View
2001-08-15 OATH Oath or Declaration filed 2 View
2001-08-15 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,639,988
App. No.
09/930,096
Filed
2001-08-15
Granted
2003-10-28
Pub. No.
US20020076061A1
Art Unit
2644
PTA
0 days