Patent US4789560A successfully refreshed from Google Patents.
Patent US2586915A successfully refreshed from Google Patents.
US2586915A
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Mechanism for operating a sealing collet
Assignee: Robertshaw Controls Co
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Filing: 1947-09-24
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Granted: 1952-02-26
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Expires: 1967-09-24
Abstract
No abstract record available.
Inventors
- 👤 Paul E Cate
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:24
CPC Classifications
F; F16; F16H; F16H21/00; F16H21/10; F16H21/44; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18992
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1689620A
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US1951381A
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US2224968A
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US2121119A
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US2165985A
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US2189992A
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US2217799A
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US2310556A
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US2451844A
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US2421153A
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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) | 1955-02-25 | 1955-08-27 | 1956-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-25 | 1959-08-27 | 1960-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-25 | 1963-08-27 | 1964-02-26 | $7700.00 | Window Closed / Lapsed |