Patent US1140271A successfully refreshed from Google Patents.
US1140271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Governor-spring.
Assignee: STANDARD PNEUMATIC ACTION CO
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Filing: 1914-09-10
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Granted: 1915-05-18
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Expires: 1934-09-10
Abstract
No abstract record available.
Inventors
- 👤 John A Le Cato
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:57
CPC Classifications
F; F16; F16F; F16F1/00; F16F1/02; F16F1/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1918-05-17 | 1918-11-16 | 1919-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-05-17 | 1922-11-16 | 1923-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-05-17 | 1926-11-16 | 1927-05-18 | $7700.00 | Window Closed / Lapsed |