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App. No. 09/825,361 · Confirmation No. 1410

Process for preparing trimethylhydroquinone diacetate and trimethylhydroquinone

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
2001-04-04 TRNA Transmittal of New Application 1 View
2001-04-04 SPEC Specification 16 View
2001-04-04 CLM Claims 5 View
2001-04-04 ABST Abstract 1 View
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Quick Facts
App. No.
09/825,361
Filed
2001-04-04
Granted
2002-02-26
Pub. No.
US20020004619A1
Art Unit
1623
PTA
-114 days