US3006367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: Phillips Petroleum Co
•
Filing: 1957-09-26
•
Granted: 1961-10-31
•
Expires: 1977-09-26
Abstract
No abstract record available.
Inventors
- 👤 Ralph R Thompson
- 👤 Jr Edgar W Brasch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:03
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/02; G01N1/10; G01N1/20; F; F16; F16K; F16K11/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/877; Y10T137/87788; Y10T137/87812
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US109906A
Cited
US156087A
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US1320627A
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US1448941A
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US1621022A
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US1918927A
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US2516510A
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US2530295A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-30 | 1965-05-01 | 1965-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-30 | 1969-05-01 | 1969-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-30 | 1973-05-01 | 1973-10-31 | $7700.00 | Window Closed / Lapsed |