IP Library › Granted Patent US 6,620,474
Granted Patent Utility
US 6,620,474 · Confirmation No. 4949

MULTILAYER FILMS WITH QUIET FILM LAYER HAVING NOISE DAMPENING PROPERTIES

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2024-05-24 OATH Oath or Declaration filed 11 View
2024-05-24 OATH Oath or Declaration filed 11 View
2003-07-11 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-09-20 TRNA Transmittal of New Application 2 View
2002-09-20 SPEC Specification 76 View
2002-09-20 CLM Claims 2 View
2002-09-20 ABST Abstract 1 View
2002-09-20 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,620,474
App. No.
10/251,356
Filed
2002-09-20
Granted
2003-09-16
Examiner
CHEN, VIVIAN
Art Unit
1773
PTA
0 days