IP Library Granted Patent US 6,642,394
Granted Patent Utility PCT National Stage
US 6,642,394 · Confirmation No. 2570

PROCESS FOR PRODUCING (METH)ACRYLIC ANHYDRIDE AND PROCESS FOR PRODUCING (METH) ACRYLIC ESTER

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Code Description Pages PDF
2003-08-12 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-03-10 TRNA Transmittal of New Application 4 View
2003-03-10 ADS Application Data Sheet 3 View
2003-03-10 A.PE Preliminary Amendment 6 View
2003-03-10 SPEC Specification 26 View
2003-03-10 CLM Claims 4 View
2003-03-10 ABST Abstract 1 View
2003-03-10 OATH Oath or Declaration filed 4 View
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Quick Facts
Patent No.
US 6,642,394
App. No.
10/363,912
Filed
2003-03-10
Granted
2003-11-04
Pub. No.
US20030181763A1
Art Unit
1625
PTA
0 days