IP Library Granted Patent US 6,657,038
Granted Patent Utility
US 6,657,038 · Confirmation No. 9902

METHOD FOR MAKING COPOLYCARBONATES

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2014-03-17 OATH Oath or Declaration filed 135 View
2003-10-14 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-11-01 TRNA Transmittal of New Application 2 View
2002-11-01 SPEC Specification 20 View
2002-11-01 CLM Claims 10 View
2002-11-01 ABST Abstract 1 View
2002-11-01 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,657,038
App. No.
10/284,567
Filed
2002-11-01
Granted
2003-12-02
Art Unit
1711
PTA
0 days