US3429552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable rate valve assembly
Assignee: Dole Valve Co
•
Filing: 1965-07-08
•
Granted: 1969-02-25
•
Expires: 1985-07-08
Abstract
No abstract record available.
Inventors
- 👤 William G Huley
- 👤 Howard L Erickson
- 👤 John W Hanna
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:19
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/0686; F16K31/0689; F16K31/0644; F16K31/0655; F16K31/0658; F16K31/0665
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1389056A
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US1822668A
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US1944113A
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US2357013A
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US2705608A
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US2828937A
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US2980385A
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US2994502A
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US3034761A
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US3023996A
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US3134570A
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US3245651A
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US3211416A
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US3307823A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |