US2986949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indexing cam structure
Assignee: COMMERCIAL CAM AND MACHINE CO
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Filing: 1959-11-27
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Granted: 1961-06-06
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Expires: 1979-11-27
Abstract
No abstract record available.
Inventors
- 👤 Edward W Lancaster
- 👤 Howard H Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:31
CPC Classifications
F; F16; F16H; F16H27/00; F16H27/04; B; B23; B23Q; B23Q16/00; B23Q16/02; B23Q16/022; B23Q16/025; Y; Y10; Y10T; Y10T74/00; Y10T74/14; Y10T74/1418; Y10T74/1424; Y10T74/1441; Y10T74/18; Y10T74/18528; Y10T74/21; Y10T74/2101; Y10T74/2107
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2353884A
Cited
US2352608A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-05 | 1964-12-05 | 1965-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-05 | 1968-12-05 | 1969-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-05 | 1972-12-05 | 1973-06-06 | $7700.00 | Window Closed / Lapsed |