Patent US1674928A successfully refreshed from Google Patents.
Patent US2966673A successfully refreshed from Google Patents.
US2966673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Digital transducer
Assignee: General Electric Co
•
Filing: 1959-07-30
•
Granted: 1960-12-27
•
Expires: 1979-07-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Roscoe Guernsey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:09
CPC Classifications
G; G02; G02F; G02F7/00; H; H03; H03M; H03M1/00; H03M1/12; H03M1/22; H03M1/32
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-27 | 1964-06-27 | 1964-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-27 | 1968-06-27 | 1968-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-27 | 1972-06-27 | 1972-12-27 | $7700.00 | Window Closed / Lapsed |