US2889503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fast response servomotor system adapted for recording
Assignee: Consolidated Electrodynamics Corp
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Filing: 1956-10-15
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Granted: 1959-06-02
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Expires: 1976-10-15
Abstract
No abstract record available.
Inventors
- 👤 Herbert I Chambers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:08
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/04; G01R13/08; G01D; G01D15/00; G01D15/12; G01R13/38; H; H02; H02K; H02K41/00; H02K41/02; H02K41/035
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-01 | 1962-12-01 | 1963-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-01 | 1966-12-01 | 1967-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-01 | 1970-12-01 | 1971-06-02 | $7700.00 | Window Closed / Lapsed |