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Patent US1887943A successfully refreshed from Google Patents.
US1887943A
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Transmission gearing
Assignee: Spicer Manufacturing Corp
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Filing: 1931-06-25
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Granted: 1932-11-15
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Expires: 1951-06-25
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Padgett
- 👤 Carl D Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:43
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; F16H3/20; F16H3/22; F16H3/24; F16H3/26; F16H3/28; F16H63/00; F16H63/40; F16H63/44; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19167; Y10T74/20; Y10T74/20012; Y10T74/20018; Y10T74/2014; Y10T74/20159; Y10T74/20165; Y10T74/20171
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) | 1935-11-15 | 1936-05-16 | 1936-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-11-15 | 1940-05-16 | 1940-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-11-15 | 1944-05-16 | 1944-11-15 | $7700.00 | Window Closed / Lapsed |