US3542950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Servo system
Assignee: RCA Corp
•
Filing: 1966-08-02
•
Granted: 1970-11-24
•
Expires: 1986-08-02
Abstract
No abstract record available.
Inventors
- 👤 Arch C Luther Jr
- 👤 Robert G Breed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:55
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/04; G; G11; G11B; G11B15/00; G11B15/18; G11B15/46; G11B15/467; G11B15/473; G11B15/4731; G11B15/4733; H02; H02P; H02P23/00; H02P23/18; H02P23/186
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3206549A
Cited
US3017462A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-23 | 1974-05-25 | 1974-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-23 | 1978-05-25 | 1978-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-23 | 1982-05-25 | 1982-11-24 | $7700.00 | Window Closed / Lapsed |