Patent US1380708A successfully refreshed from Google Patents.
US1380708A
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Ball-bearing-locking device
Assignee: Individual
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Filing: 1920-04-15
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Granted: 1921-06-07
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Expires: 1940-04-15
Abstract
No abstract record available.
Inventors
- 👤 Ford Charles Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:05
CPC Classifications
F; F16; F16C; F16C35/00; F16C35/04; F16C35/06; F16C35/07; F16C35/073; F16C19/00; F16C19/02; F16C19/14; F16C19/18; F16C19/181; F16C19/183; F16C2226/00; F16C2226/10; F16C2226/16; F16C23/00; F16C23/06; F16C23/08; F16C23/082; F16C23/086; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7051; Y10T403/7052; Y10T403/7056
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) | 1924-06-06 | 1924-12-06 | 1925-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-06-06 | 1928-12-06 | 1929-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-06-06 | 1932-12-06 | 1933-06-07 | $7700.00 | Window Closed / Lapsed |