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App. No. 09/935,849 · Confirmation No. 9812

REGENERABLE FILTER WITH LOCALIZED AND EFFICIENT HEATING

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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2014-08-05 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2014-08-05 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2014-07-18 PA.. Power of Attorney 1 View
2014-07-18 N417 Electronic Filing System Acknowledgment Receipt 2 View
2014-07-18 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2001-08-23 TRNA Transmittal of New Application 4 View
2001-08-23 SPEC Specification 16 View
2001-08-23 CLM Claims 17 View
2001-08-23 ABST Abstract 1 View
2001-08-23 DRW Drawings-only black and white line drawings 7 View
2001-08-23 OATH Oath or Declaration filed 3 View
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Quick Facts
App. No.
09/935,849
Filed
2001-08-23
Granted
2003-04-01
Pub. No.
US20030037674A1
Art Unit
1724
PTA
-69 days