US3027729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermally responsive actuator
Assignee: Dole Valve Co
•
Filing: 1958-10-27
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Granted: 1962-04-03
•
Expires: 1978-10-27
Abstract
No abstract record available.
Inventors
- 👤 Thomas B Chace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:35
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/1919; G05D23/1921; F; F25; F25C; F25C1/00; F25C1/22; F25C1/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1441549A
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US2187258A
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US2322762A
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US2453851A
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US2512212A
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US2622923A
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US2833507A
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US2808707A
Cited
US2941379A
Cited
US2907179A
Cited
US2928280A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-02 | 1965-10-02 | 1966-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-02 | 1969-10-02 | 1970-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-02 | 1973-10-02 | 1974-04-03 | $7700.00 | Window Closed / Lapsed |