US2603974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined starter control and belt tightener for internal-combustion engines
Assignee: Individual
•
Filing: 1950-04-11
•
Granted: 1952-07-22
•
Expires: 1970-04-11
Abstract
No abstract record available.
Inventors
- 👤 Mae G Jackson
- 👤 South Texas National B Houston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:30
CPC Classifications
F; F02; F02N; F02N15/00; F02N15/02; F02N15/08; F02N11/00; F02N11/08; Y; Y10; Y10T; Y10T74/00; Y10T74/13
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US127380A
Cited
US804980A
Cited
GB264934A
Cited
US1925755A
Cited
US1882022A
Cited
US1879878A
Cited
US2576582A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |