US1483561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible coupling
Assignee: F R Blair & Co Inc
•
Filing: 1919-12-11
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Granted: 1924-02-12
•
Expires: 1939-12-11
Abstract
No abstract record available.
Inventors
- 👤 Gustave A Ungar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:03
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/60; F16D3/62; F16D3/78
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) | 1927-02-11 | 1927-08-13 | 1928-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-02-11 | 1931-08-13 | 1932-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-02-11 | 1935-08-13 | 1936-02-12 | $7700.00 | Window Closed / Lapsed |