US3532974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Time error compensator
Assignee: Ampex Corp
•
Filing: 1968-03-29
•
Granted: 1970-10-06
•
Expires: 1988-03-29
Abstract
No abstract record available.
Inventors
- 👤 Maurice G Lemoine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:21
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/76; H04N5/91; H04N5/93; H04N5/95; G; G01; G01P; G01P1/00; G01P1/07; G01P1/08; G01P1/10; G01P1/106; G01P3/00; G01P3/42; H03; H03K; H03K5/00; H03K5/15; H03K5/15013; H03K5/1506; H03K5/15093
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2960568A
Cited
US3202769A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-05 | 1974-04-06 | 1974-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-05 | 1978-04-06 | 1978-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-05 | 1982-04-06 | 1982-10-06 | $7700.00 | Window Closed / Lapsed |