Patent DE692773C successfully refreshed from Google Patents.
US1220185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller-retainer.
Assignee: AUTOMATIC SHAFT COUPLING CO
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Filing: 1915-06-11
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Granted: 1917-03-27
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Expires: 1935-06-11
Abstract
No abstract record available.
Inventors
- 👤 Frank Henry Cathcart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:12
CPC Classifications
F; F16; F16B; F16B7/00; F16B7/10; F16B7/14; F16B7/1427; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17128; Y10T279/17136; Y10T279/17153; Y10T403/00; Y10T403/57; Y10T403/5793; Y10T403/70; Y10T403/7009; Y10T403/7011
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) | 1920-03-26 | 1920-09-25 | 1921-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-03-26 | 1924-09-25 | 1925-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-03-26 | 1928-09-25 | 1929-03-27 | $7700.00 | Window Closed / Lapsed |