Patent US1468247A successfully refreshed from Google Patents.
Patent US2718758A successfully refreshed from Google Patents.
US2718758A
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Variable ratio hydrostatic transmission
Assignee: Borg Warner Corp
•
Filing: 1949-07-15
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Granted: 1955-09-27
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Expires: 1969-07-15
Abstract
No abstract record available.
Inventors
- 👤 Robert J Minshall
- 👤 Kanuch John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:10
CPC Classifications
F; F16; F16H; F16H39/00; F16H39/04; F16H39/42
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-26 | 1959-03-28 | 1959-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-26 | 1963-03-28 | 1963-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-26 | 1967-03-28 | 1967-09-27 | $7700.00 | Window Closed / Lapsed |