IP Library › Granted Patent US 6,646,092
Granted Patent Utility
US 6,646,092 · Confirmation No. 1870

METHOD FOR MANUFACTURING AMPHOTERIC URETHANE RESIN AND AMPHOTERIC URETHANE RESIN AND RESIN COMPOSITION OBTAINED THEREWITH

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2003-09-08 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-06-26 TRNA Transmittal of New Application 2 View
2002-06-26 SPEC Specification 47 View
2002-06-26 CLM Claims 6 View
2002-06-26 ABST Abstract 1 View
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Quick Facts
Patent No.
US 6,646,092
App. No.
10/183,744
Filed
2002-06-26
Granted
2003-11-11
Pub. No.
US20030088041A1
Art Unit
1711
PTA
0 days