IP Library › Granted Patent US 6,652,753
Granted Patent Utility
US 6,652,753 · Confirmation No. 5490

APPARATUS AND METHOD FOR PREPARATIVE SUPERCRITICAL FLUID CHROMATOGRAPHY

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 Code Description Pages PDF
2009-08-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-08-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-01-27 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-01-27 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2007-06-13 PA.. Power of Attorney 1 View
2007-06-13 C.AD Change of Address 1 View
2007-06-13 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2007-06-13 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-08-28 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-08-28 LET. Miscellaneous Incoming Letter 1 View
2002-02-04 TRNA Transmittal of New Application 2 View
2002-02-04 A.PE Preliminary Amendment 2 View
2002-02-04 SPEC Specification 38 View
2002-02-04 CLM Claims 15 View
2002-02-04 ABST Abstract 1 View
2002-02-04 DRW Drawings-only black and white line drawings 10 View
2002-02-04 OATH Oath or Declaration filed 4 View
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Quick Facts
Patent No.
US 6,652,753
App. No.
10/067,011
Filed
2002-02-04
Granted
2003-11-25
Pub. No.
US20020070170A1
Art Unit
1723
PTA
0 days