US2987256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid control assembly
Assignee: Standard Thomson Corp
•
Filing: 1956-09-07
•
Granted: 1961-06-06
•
Expires: 1976-09-07
Abstract
No abstract record available.
Inventors
- 👤 Charles W Wood
- 👤 Carlton W Bondurant
- 👤 Donald L Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:58
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/01; G05D23/02; G05D23/021; G05D23/022; F; F16; F16L; F16L55/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2489896A
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US2539280A
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US2560293A
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US2624512A
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US2765984A
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US2781979A
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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) | 1964-06-05 | 1964-12-05 | 1965-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-05 | 1968-12-05 | 1969-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-05 | 1972-12-05 | 1973-06-06 | $7700.00 | Window Closed / Lapsed |