IP Library Granted Patent US 6,656,575
Granted Patent Utility
US 6,656,575 · Confirmation No. 1772

MULTILAYER SYSTEM WITH PROTECTING LAYER SYSTEM AND PRODUCTION METHOD

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Code Description Pages PDF
2003-10-02 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-03-29 TRNA Transmittal of New Application 1 View
2001-03-29 A.PE Preliminary Amendment 11 View
2001-03-29 SPEC Specification 13 View
2001-03-29 CLM Claims 2 View
2001-03-29 ABST Abstract 1 View
2001-03-29 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,656,575
App. No.
09/821,448
Filed
2001-03-29
Granted
2003-12-02
Pub. No.
US20020012797A1
Art Unit
1775
PTA
-3 days