US3371234A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Piezoelectric vibrators and systems embodying the same for converting the mechanical vibration thereof into electric energy
Assignee: Individual
•
Filing: 1965-10-15
•
Granted: 1968-02-27
•
Expires: 1985-10-15
Abstract
No abstract record available.
Inventors
- 👤 Walter G Cady
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:52
CPC Classifications
B; B06; B06B; B06B1/00; B06B1/02; B06B1/06; B06B1/0644; B06B1/0648
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A RECTANGULAR PRISM OF PIEZOELECTRIC QUARTZ, THE LENGTH DIMENSION OF WHICH IS SUBSTANTIALLY PARALLEL TO AN X AXIS OF THE CRYSTAL AND THE BREADTH AND THICKNESS DIMENSIONS OF WHICH ARE DISPOSED SUBSTANTIALLY +13 DEGREES WITH RESPECT TO THE CORRESPONDING Y AND Z AXES OF THE CRYSTAL.
Claim 2
Dependent Claim
46 words
A RECTANGULAR PRISM OF PIEZOELECTRIC QUARTZ, THE LENGTH DIMENSION OF WHICH IS SUBSTANTIALLY PARALLEL TO AN X AXIS OF THE CRYSTAL AND THE BREADTH AND THICKNESS DIMENSIONS OF WHICH ARE DISPOSED SUBSTANTIALLY +13 DEGREES WITH RESPECT TO THE CORRESPONDING Y AND Z AXES OF THE CRYSTAL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |