Patent US2650505A successfully refreshed from Google Patents.
US2650505A
Expired / Lapsed
US
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Device for converting one form of rotary motion into another form of rotary motion
Assignee: Individual
•
Filing: 1950-01-18
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Granted: 1953-09-01
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Expires: 1970-01-18
Abstract
No abstract record available.
Inventors
- 👤 Russell E Vannatta
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:28
CPC Classifications
F; F16; F16H; F16H35/00; F16H35/02; Y; Y10; Y10S; Y10S474/00; Y10S474/90
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1230897A
Cited
US1489167A
Cited
US1600997A
Cited
US1724047A
Cited
GB543087A
Cited
US2352797A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-31 | 1957-03-02 | 1957-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-31 | 1961-03-02 | 1961-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-31 | 1965-03-02 | 1965-09-01 | $7700.00 | Window Closed / Lapsed |