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App. No. 10/194,161 · Confirmation No. 1367

ELECTROACOUSTIC TRANSDUCER COMPRISING A MEMBRANE WITH AN IMPROVED PLEATS AREA

Inventor: Ewald Frasl
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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2014-06-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2014-06-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2014-06-11 PA.. Power of Attorney 1 View
2014-06-11 N417 Electronic Filing System Acknowledgment Receipt 2 View
2011-11-03 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2011-11-03 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-11-28 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-11-21 IDS Information Disclosure Statement (IDS) Form (SB08) 2 View
2003-11-21 FOR Foreign Reference 20 View
2002-07-11 TRNA Transmittal of New Application 1 View
2002-07-11 SPEC Specification 7 View
2002-07-11 CLM Claims 2 View
2002-07-11 ABST Abstract 1 View
2002-07-11 DRW Drawings-only black and white line drawings 2 View
2002-07-11 OATH Oath or Declaration filed 2 View
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Quick Facts
App. No.
10/194,161
Filed
2002-07-11
Granted
2004-02-24
Pub. No.
US20030112995A1
Examiner
LE, HUYEN D
Art Unit
2643
PTA
0 days