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Patent US2872812A successfully refreshed from Google Patents.
US2872812A
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US
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Pressure measuring means
Assignee: American Radiator and Standard Sanitary Corp
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Filing: 1954-01-05
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Granted: 1959-02-10
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Expires: 1974-01-05
Abstract
No abstract record available.
Inventors
- 👤 William A Jones
- 👤 Joseph F Huff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:08
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0001; G01L9/0002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2365015A
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US2420148A
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US2398372A
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US2592009A
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US2566326A
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US2585350A
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US2663781A
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US2729730A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-09 | 1962-08-11 | 1963-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-09 | 1966-08-11 | 1967-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-09 | 1970-08-11 | 1971-02-10 | $7700.00 | Window Closed / Lapsed |