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App. No. 10/025,712 · Confirmation No. 1871

PROCESS FOR PREPARING ETHYLENEDIPHOSPHONIC ACIDS

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
2001-12-19 TRNA Transmittal of New Application 4 View
2001-12-19 SPEC Specification 9 View
2001-12-19 CLM Claims 4 View
2001-12-19 ABST Abstract 1 View
2001-12-19 OATH Oath or Declaration filed 2 View
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Quick Facts
App. No.
10/025,712
Filed
2001-12-19
Granted
2003-07-29
Pub. No.
US20020082447A1
Art Unit
1621
PTA
-20 days