IP Library Granted Patent US 6,573,358
Granted Patent Utility
US 6,573,358 · Confirmation No. 6019

PROCESS FOR THE PREPARATION OF SUPERABSORBENT POLYMERS FROM POLYACRYLONITRILE PRECIPITATION POLYMERS

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Code Description Pages PDF
2006-11-21 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2006-06-07 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-04-16 TRNA Transmittal of New Application 2 View
2001-04-16 SPEC Specification 12 View
2001-04-16 CLM Claims 2 View
2001-04-16 ABST Abstract 1 View
2001-04-16 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,573,358
App. No.
09/835,665
Filed
2001-04-16
Granted
2003-06-03
Pub. No.
US20010047060A1
Examiner
YOON, TAE H
Art Unit
1714
PTA
-124 days