US1623894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanical element and method of making same
Assignee: DIAMOND STATE FIBRE Co
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Filing: 1924-09-11
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Granted: 1927-04-05
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Expires: 1944-09-11
Abstract
No abstract record available.
Inventors
- 👤 John M Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:18
CPC Classifications
F; F16; F16H; F16H55/00; F16H55/32; F16H55/36; F16H55/42; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49462; Y10T29/49467; Y10T29/49474; Y10T428/00; Y10T428/21; Y10T428/211; Y10T428/31504; Y10T428/31971; Y10T428/31975; Y10T428/31978; Y10T428/31982; Y10T74/00; Y10T74/19; Y10T74/1987; Y10T74/19893; Y10T74/19916
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) | 1930-04-04 | 1930-10-04 | 1931-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-04-04 | 1934-10-04 | 1935-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-04-04 | 1938-10-04 | 1939-04-05 | $7700.00 | Window Closed / Lapsed |