Patent Application
Provisional
Small
App. No. 61/779,892
· Confirmation No. 5786
ACOUSTIC TRANSDUCER AND SEALED BACK CAVITY
Provisional Application Expired
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2013-05-06 | APP.FILE.REC |
Filing Receipt | 3 | View | |
| 2013-03-13 | ADS |
Application Data Sheet | 6 | View | |
| 2013-03-13 | SPEC |
Specification | 50 | View | |
| 2013-03-13 | ABST |
Abstract | 1 | View | |
| 2013-03-13 | DRW |
Drawings-only black and white line drawings | 18 | View | |
| 2013-03-13 | WFEE |
Fee Worksheet (SB06) | 2 | View | |
| 2013-03-13 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View |
Inventors
Karl Grosh
Ann Arbor, MI
Robert John Littrell
Santa Monica, CA
Attorneys & Agents of Record
Prosecution
- Customer No.
- 49142
- Docket No.
- BAKR-P04-PRV
- Confirmation No.
- 5786
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Claims priority from a provisional application
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· Patented Case
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App. 18/140,577
· US 12,058,939
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· Patented Case
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Claims priority from a provisional application
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App. 18/753,057
Filed 2024-06-25
· Abandoned -- Incomplete Application (Pre-examination)
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Claims priority from a provisional application
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App. 17/180,193
· US 11,665,968
Filed 2021-02-19
· Patented Case
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Claims priority from a provisional application
→
App. 16/196,922
· US 10,964,880
Filed 2018-11-20
· Patented Case
No recorded assignments were found for this patent.
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Quick Facts
- App. No.
- 61/779,892
- Filed
- 2013-03-13
External Links