Patent US2866339A successfully refreshed from Google Patents.
US2866339A
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US
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Thermally compensating vapor pressure measurement system
Assignee: Standard Oil Co
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Filing: 1954-09-30
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Granted: 1958-12-30
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Expires: 1974-09-30
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Rhodes
- 👤 Robert B Jacobs
- 👤 John P Segers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:08
CPC Classifications
G; G01; G01L; G01L7/00; G01L7/02; G01L7/06; G01L19/00; G01L19/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US999574A
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US2116802A
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US2147021A
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US2200261A
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US2281978A
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US2341765A
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GB587479A
Cited
US2475894A
Cited
US2722121A
Cited
US2811851A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-29 | 1962-06-30 | 1962-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-29 | 1966-06-30 | 1966-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-29 | 1970-06-30 | 1970-12-30 | $7700.00 | Window Closed / Lapsed |