IP Library › Granted Patent US 6,593,445
Granted Patent Utility
US 6,593,445 · Confirmation No. 1732

LOW COLOR POLY(BIPHENYL ETHER SULFONE) AND IMPROVED PROCESS FOR THE PREPARATION THEREOF

Inventor: Thomas H. Schwab
Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2001-02-27 TRNA Transmittal of New Application 1 View
2001-02-27 SPEC Specification 22 View
2001-02-27 CLM Claims 2 View
2001-02-27 ABST Abstract 1 View
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Quick Facts
Patent No.
US 6,593,445
App. No.
09/794,523
Filed
2001-02-27
Granted
2003-07-15
Pub. No.
US20020010307A1
Examiner
TRUONG, DUC
Art Unit
1711
PTA
-31 days