US2230604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reverse and reduction gearing
Assignee: PARAGON GEAR WORKS Inc
•
Filing: 1938-07-14
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Granted: 1941-02-04
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Expires: 1958-07-14
Abstract
No abstract record available.
Inventors
- 👤 Walter C Ware
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:59
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/04; B; B63; B63H; B63H23/00; B63H23/02; B63H23/08; F16H1/00; F16H1/02; F16H1/04; F16H1/06; F16H1/10; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2173; Y10T74/2185; Y10T74/2186
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) | 1944-02-04 | 1944-08-05 | 1945-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-02-04 | 1948-08-05 | 1949-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-02-04 | 1952-08-05 | 1953-02-04 | $7700.00 | Window Closed / Lapsed |