US3093760A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite piezoelectric element
Assignee: Ambac International Corp
•
Filing: 1960-06-15
•
Granted: 1963-06-11
•
Expires: 1980-06-15
Abstract
No abstract record available.
Inventors
- 👤 Tarasevich Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:19
CPC Classifications
H; H03; H03H; H03H9/00; H03H9/15; H03H9/17; Y; Y10; Y10S; Y10S73/00; Y10S73/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
IN A DEVICE OF THE CHARACTER DESCRIBED, A METAL FOIL, PIEZOELECTRIC MATERIAL BONDED TO EACH SIDE OF SAID FOIL, SAID FOIL BEING LONGER AND WIDER THAN SAID PIEZOELECTRIC MATERIAL, A PORTION OF THE FOIL ADJACENT THE END OF SAID PIEZOELECTRIC MATERIAL BETWEEN THE SIDE EDGES AND WITHIN THE END OF SAID FOIL BEING REMOVED.
Claim 2
Dependent Claim
54 words
IN A DEVICE OF THE CHARACTER DESCRIBED, A METAL FOIL, PIEZOELECTRIC MATERIAL BONDED TO EACH SIDE OF SAID FOIL, SAID FOIL BEING LONGER AND WIDER THAN SAID PIEZOELECTRIC MATERIAL, A PORTION OF THE FOIL ADJACENT THE END OF SAID PIEZOELECTRIC MATERIAL BETWEEN THE SIDE EDGES AND WITHIN THE END OF SAID FOIL BEING REMOVED.
References Cited (Backward Citations)
US2916578A
Cited
US2953696A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |