IP Library › Granted Patent US 6,653,434
Granted Patent Utility
US 6,653,434 · Confirmation No. 8063

PROCESS FOR THE PRODUCTION OF POLYCARBONATE

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2019-07-16 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2018-12-19 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
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
2003-09-08 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-09-08 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
2003-09-08 REM Applicant Arguments/Remarks Made in an Amendment 2 View
2001-12-19 TRNA Transmittal of New Application 2 View
2001-12-19 SPEC Specification 13 View
2001-12-19 CLM Claims 3 View
2001-12-19 ABST Abstract 1 View
2001-12-19 OATH Oath or Declaration filed 6 View
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Quick Facts
Patent No.
US 6,653,434
App. No.
10/026,276
Filed
2001-12-19
Granted
2003-11-25
Pub. No.
US20020123603A1
Art Unit
1711
PTA
-33 days