IP Library › Patent Application 10071831
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App. No. 10/071,831 · Confirmation No. 2843

PREPARATION OF POLYVINYL ALCOHOL

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2002-02-07 TRNA Transmittal of New Application 3 View
2002-02-07 SPEC Specification 20 View
2002-02-07 CLM Claims 2 View
2002-02-07 ABST Abstract 1 View
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Quick Facts
App. No.
10/071,831
Filed
2002-02-07
Granted
2003-06-10
Pub. No.
US20020151660A1
Art Unit
1713
PTA
0 days