US2780740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Linear motion device
Assignee: Westinghouse Electric Corp
•
Filing: 1955-03-25
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Granted: 1957-02-05
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Expires: 1975-03-25
Abstract
No abstract record available.
Inventors
- 👤 Walter G Roman
- 👤 Robert C Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:11
CPC Classifications
F; F16; F16H; F16H25/00; F16H25/18; F16H25/20; F16H25/22; F16H25/2247; F16H25/2266; F16H25/2025; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18664
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US955816A
Cited
US2501298A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-05 | 1960-08-06 | 1961-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-05 | 1964-08-06 | 1965-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-05 | 1968-08-06 | 1969-02-05 | $7700.00 | Window Closed / Lapsed |