US3056909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Analog control systems
Assignee: Inductosyn Corp
•
Filing: 1959-12-07
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Granted: 1962-10-02
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Expires: 1979-12-07
Abstract
No abstract record available.
Inventors
- 👤 Robert W Tripp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:36
CPC Classifications
G; G05; G05B; G05B23/00; G05B23/02; G05B23/0205; G05B23/0218; G05B23/0256; G05B19/00; G05B19/02; G05B19/18; G05B19/19; G05B19/33; G05B2219/00; G05B2219/30; G05B2219/34; G05B2219/34466; G05B2219/37; G05B2219/37541; G05B2219/50; G05B2219/50019
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2792545A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-01 | 1966-04-02 | 1966-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-01 | 1970-04-02 | 1970-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-01 | 1974-04-02 | 1974-10-02 | $7700.00 | Window Closed / Lapsed |