Patent US1480648A successfully refreshed from Google Patents.
US1480648A
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US
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Flexible coupling
Assignee: A & F Brown Co
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Filing: 1922-04-05
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Granted: 1924-01-15
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Expires: 1942-04-05
Abstract
No abstract record available.
Inventors
- 👤 Arthur C Woodward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:21
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/56; Y; Y10; Y10S; Y10S464/00; Y10S464/902; Y10S464/903
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) | 1927-01-14 | 1927-07-16 | 1928-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-01-14 | 1931-07-16 | 1932-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-01-14 | 1935-07-16 | 1936-01-15 | $7700.00 | Window Closed / Lapsed |