Patent US1887229A successfully refreshed from Google Patents.
US1887229A
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Hydraulic power transmission
Assignee: STEPHEN L VAN VOORHIS
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Filing: 1929-06-15
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Granted: 1932-11-08
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Expires: 1949-06-15
Abstract
No abstract record available.
Inventors
- 👤 Button Clarence Ray
- 👤 Maynard E Esty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:35
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/04; B60K17/10; F; F16; F16H; F16H48/00; F16H48/12; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19005; Y10T74/1956; Y10T74/19565; Y10T74/19575; Y10T74/1958
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) | 1935-11-08 | 1936-05-09 | 1936-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-11-08 | 1940-05-09 | 1940-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-11-08 | 1944-05-09 | 1944-11-08 | $7700.00 | Window Closed / Lapsed |