US2877649A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coriolis mass flowmeter
Assignee: American Radiator and Standard Sanitary Corp
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Filing: 1955-07-14
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Granted: 1959-03-17
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Expires: 1975-07-14
Abstract
No abstract record available.
Inventors
- 👤 Howard A Powers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:31
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/76; G01F1/78; G01F1/80; G01F1/84; G01F1/845; G01F1/8454
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE925622C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-16 | 1962-09-15 | 1963-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-16 | 1966-09-15 | 1967-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-16 | 1970-09-15 | 1971-03-17 | $7700.00 | Window Closed / Lapsed |