IP Library Patent Application 09743870
Patent Application Utility PCT National Stage
App. No. 09/743,870 · Confirmation No. 9086

METHOD FOR HYDROGENATING AROMATIC POLYMERS IN THE PRESENCE OF SPECIAL CATALYSTS

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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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
2001-01-16 LET. Miscellaneous Incoming Letter 22 View
2001-01-16 LET. Miscellaneous Incoming Letter 22 View
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Quick Facts
App. No.
09/743,870
Filed
2001-01-16
Granted
2003-01-21
Art Unit
1764
PTA
0 days