IP Library › Patent Application 63277325
Patent Application Provisional
App. No. 63/277,325 · Confirmation No. 8557

ACOUSTIC TRANSDUCER WITH IMPROVED LOW-FREQUENCY RESPONSE

Inventor: Robert J. Littrell
Provisional Application Expired
⬇ PDF
 Code Description Pages PDF
2022-11-08 APP.FILE.REC Filing Receipt 3 View
2022-11-08 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2022-10-26 PA.. Power of Attorney 2 View
2022-10-26 N417 Electronic Filing System Acknowledgment Receipt 2 View
2022-10-26 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2022-10-26 ADS Application Data Sheet 8 View
2022-10-26 R46C.REQ Request under 37CFR1.46(c) to correct, update, change applicant 2 View
2021-11-16 APP.FILE.REC Filing Receipt 3 View
2021-11-09 TR.PROV Provisional Cover Sheet (SB16) 2 View
2021-11-09 ADS Application Data Sheet 8 View
2021-11-09 SPEC Specification 7 View
2021-11-09 CLM Claims 1 View
2021-11-09 DRW Drawings-only black and white line drawings 9 View
2021-11-09 WFEE Fee Worksheet (SB06) 2 View
2021-11-09 N417 Electronic Filing System Acknowledgment Receipt 3 View
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Quick Facts
App. No.
63/277,325
Filed
2021-11-09