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App. No. 09/788,604 · Confirmation No. 4546

ROTARY FLAT MEMBRANE SEPARATION APPARATUS

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
2001-02-21 TRNA Transmittal of New Application 1 View
2001-02-21 SPEC Specification 5 View
2001-02-21 CLM Claims 1 View
2001-02-21 ABST Abstract 1 View
2001-02-21 DRW Drawings-only black and white line drawings 2 View
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Quick Facts
App. No.
09/788,604
Filed
2001-02-21
Granted
2003-07-22
Pub. No.
US20010023844A1
Examiner
KIM, SUN U
Art Unit
1723
PTA
0 days