US2837706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Line following servosystem
Assignee: Individual
•
Filing: 1956-09-27
•
Granted: 1958-06-03
•
Expires: 1976-09-27
Abstract
No abstract record available.
Inventors
- 👤 Eugene A Glassey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:25
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/12; G05D3/14; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/12; G05B19/122; G05B2219/00; G05B2219/20; G05B2219/23; G05B2219/23201
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2508082A
Cited
US2598937A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-02 | 1961-12-02 | 1962-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-02 | 1965-12-02 | 1966-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-02 | 1969-12-02 | 1970-06-03 | $7700.00 | Window Closed / Lapsed |