US3495105A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Three-terminal piezoelectric resonator
Assignee: Niterra Co Ltd
•
Filing: 1968-06-17
•
Granted: 1970-02-10
•
Expires: 1988-06-17
Abstract
No abstract record available.
Inventors
- 👤 Ichiro Shimano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:43
CPC Classifications
H; H03; H03H; H03H9/00; H03H9/46; H03H9/54; H03H9/56; H03H9/562
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US3018451A
Cited
US3074034A
Cited
US3252017A
Cited
US3201621A
Cited
US3382381A
Cited
US3396317A
Cited
US3374367A
Cited
US3431392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |