Patent FR1084580A successfully refreshed from Google Patents.
Patent US636758A successfully refreshed from Google Patents.
US636758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible shaft.
Assignee: Individual
•
Filing: 1899-05-26
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Granted: 1899-11-14
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Expires: 1919-05-26
Abstract
No abstract record available.
Inventors
- 👤 William L Casaday
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:09
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/16; F16D3/26; F16D3/30; F16D3/32; F16C; F16C1/00; F16C1/02; F16C1/04; F16C1/06; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/20456
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) | 1902-11-14 | 1903-05-16 | 1903-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-11-14 | 1907-05-16 | 1907-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-11-14 | 1911-05-16 | 1911-11-15 | $7700.00 | Window Closed / Lapsed |