Patent US3032066A successfully refreshed from Google Patents.
US3032066A
Expired / Lapsed
US
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Rotary valve
Assignee: Oil Metering and Processing Equipment Corp
•
Filing: 1959-06-29
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Granted: 1962-05-01
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Expires: 1979-06-29
Abstract
No abstract record available.
Inventors
- 👤 Smith Horace Vernon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:43
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/02; F16K11/08; F16K11/085; F16K11/0856; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86268; Y10T137/86493; Y10T137/86839
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US825370A
Cited
US1027178A
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US1120019A
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US1217700A
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US2165096A
Cited
US2291563A
Cited
US2821998A
Cited
US2812753A
Cited
US2840109A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |