IP Library Granted Patent US 6,555,646
Granted Patent Utility
US 6,555,646 · Confirmation No. 7774

PROCESS FOR PREPARING POLYCARBONATE

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Code Description Pages PDF
2018-08-23 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2014-03-17 OATH Oath or Declaration filed 135 View
2001-08-30 TRNA Transmittal of New Application 9 View
2001-08-30 ADS Application Data Sheet 2 View
2001-08-30 SPEC Specification 11 View
2001-08-30 CLM Claims 2 View
2001-08-30 ABST Abstract 2 View
2001-08-30 DRW Drawings-only black and white line drawings 2 View
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Quick Facts
Patent No.
US 6,555,646
App. No.
09/682,413
Filed
2001-08-30
Granted
2003-04-29
Pub. No.
US20030055202A1
Art Unit
1711
PTA
-192 days