US1147764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lever-operating mechanism.
Assignee: FROST Manufacturing Co
•
Filing: 1915-03-11
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Granted: 1915-07-27
•
Expires: 1935-03-11
Abstract
No abstract record available.
Inventors
- 👤 Oscar H Theleen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:31
CPC Classifications
G; G05; G05G; G05G7/00; G05G7/02; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396
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) | 1918-07-26 | 1919-01-25 | 1919-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-07-26 | 1923-01-25 | 1923-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-07-26 | 1927-01-25 | 1927-07-27 | $7700.00 | Window Closed / Lapsed |