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App. No. 09/898,607 · Confirmation No. 1952

ELECTROCHEMICAL APPARATUS AND PROCESS FOR PURIFICATION OF FLUIDS

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
2003-08-18 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-08-18 LET. Miscellaneous Incoming Letter 1 View
2003-07-28 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
2003-07-28 CLM Claims 3 View
2003-07-28 REM Applicant Arguments/Remarks Made in an Amendment 5 View
2003-07-28 LET. Miscellaneous Incoming Letter 1 View
2001-07-03 TRNA Transmittal of New Application 3 View
2001-07-03 SPEC Specification 20 View
2001-07-03 CLM Claims 5 View
2001-07-03 ABST Abstract 1 View
2001-07-03 DRW Drawings-only black and white line drawings 10 View
2001-07-03 OATH Oath or Declaration filed 1 View
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Quick Facts
App. No.
09/898,607
Filed
2001-07-03
Granted
2004-01-06
Pub. No.
US20020050451A1
Art Unit
1753
PTA
-180 days