Patent US2807175A successfully refreshed from Google Patents.
US2807175A
Expired / Lapsed
US
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Rotary indexing mechanism
Assignee: Warner & Swasey Res Corp
•
Filing: 1952-12-31
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Granted: 1957-09-24
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Expires: 1972-12-31
Abstract
No abstract record available.
Inventors
- 👤 William S Tandler
- 👤 Grossman Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:29
CPC Classifications
B; B23; B23Q; B23Q16/00; B23Q16/02; B23Q16/04; B23Q16/06; B23Q16/065; G; G05; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/1436; Y; Y10; Y10T; Y10T74/00; Y10T74/14; Y10T74/1412; Y10T74/1418; Y10T74/1424; Y10T74/1435
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US766828A
Cited
US1474438A
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US1961925A
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FR700792A
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FR38579E
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US2295209A
Cited
US2446865A
Cited
US2421327A
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US2565787A
Cited
US2709932A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-23 | 1961-03-25 | 1961-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-23 | 1965-03-25 | 1965-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-23 | 1969-03-25 | 1969-09-24 | $7700.00 | Window Closed / Lapsed |