IP Library › Granted Patent US 6,641,644
Granted Patent Utility Small
US 6,641,644 · Confirmation No. 6118

PRESSURE SWING ADSORPTION GAS SEPARATION METHOD AND APPARATUS

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2019-06-24 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-06-24 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-05-31 PA.. Power of Attorney 2 View
2019-05-31 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2019-05-31 TRAN.LET Transmittal Letter 2 View
2019-02-19 PETDEC Petition Decision 2 View
2019-01-29 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-01-29 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-01-24 WFEE Fee Worksheet (SB06) 1 View
2019-01-24 WFEE Fee Worksheet (SB06) 1 View
2019-01-24 WFEE Fee Worksheet (SB06) 1 View
2019-01-24 PET.OP Petition for review by the Office of Petitions 1 View
2019-01-24 WFEE Fee Worksheet (SB06) 2 View
2019-01-24 N417 Electronic Filing System Acknowledgment Receipt 2 View
2019-01-24 PET.OP Petition for review by the Office of Petitions 1 View
2019-01-24 REF.OTHER Other reference-Patent/Application/Search Documents 2 View
2019-01-24 N417 Electronic Filing System Acknowledgment Receipt 2 View
2019-01-23 PA.. Power of Attorney 2 View
2019-01-23 LET. Miscellaneous Incoming Letter 3 View
2019-01-23 LET. Miscellaneous Incoming Letter 3 View
2019-01-23 LET. Miscellaneous Incoming Letter 4 View
2019-01-23 LET. Miscellaneous Incoming Letter 2 View
2019-01-23 LET. Miscellaneous Incoming Letter 1 View
2019-01-23 LET. Miscellaneous Incoming Letter 2 View
2019-01-23 N417 Electronic Filing System Acknowledgment Receipt 3 View
2018-12-06 PET.OP.DEC Office of Petitions Decision (PTO-90) 4 View
2018-12-06 PETDEC Petition Decision 1 View
2018-12-06 IMIS Miscellaneous Internal Document 1 View
2018-04-17 WFEE Fee Worksheet (SB06) 1 View
2018-04-17 WFEE Fee Worksheet (SB06) 1 View
2018-04-17 PET.OP Petition for review by the Office of Petitions 4 View
2003-08-21 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-08-21 LET. Miscellaneous Incoming Letter 2 View
2002-09-16 TRNA Transmittal of New Application 3 View
2002-09-16 ADS Application Data Sheet 3 View
2002-09-16 SPEC Specification 10 View
2002-09-16 CLM Claims 6 View
2002-09-16 ABST Abstract 1 View
2002-09-16 DRW Drawings-only black and white line drawings 4 View
2002-09-16 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,641,644
App. No.
10/244,240
Filed
2002-09-16
Granted
2003-11-04
Pub. No.
US20030010208A1
Art Unit
1724
PTA
0 days