Patent US2379273A successfully refreshed from Google Patents.
US2379273A
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US
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Reduction gear assembly
Assignee: DUMORE CO
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Filing: 1942-07-24
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Granted: 1945-06-26
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Expires: 1962-07-24
Abstract
No abstract record available.
Inventors
- 👤 Gary G Bluemink
- 👤 Nelson James Holly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:29
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/50; F41A9/51; F16; F16H; F16H1/00; F16H1/02; F16H1/20; F16H1/203; H; H02; H02K; H02K7/00; H02K7/10; H02K7/116; H02K7/1163; H02K7/1166; F16H1/04; F16H1/12; F16H1/16; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19679; Y10T74/19684; Y10T74/19698; Y10T74/19828
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) | 1948-06-25 | 1948-12-25 | 1949-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-06-25 | 1952-12-25 | 1953-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-06-25 | 1956-12-25 | 1957-06-26 | $7700.00 | Window Closed / Lapsed |