Patent US3028744A successfully refreshed from Google Patents.
US3028744A
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US
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Process and apparatus for calibrating a large capacity fluid flow meter
Assignee: Texas Pipe Line Co
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Filing: 1958-07-03
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Granted: 1962-04-10
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Expires: 1978-07-03
Abstract
No abstract record available.
Inventors
- 👤 Marshall U Bagwell
- 👤 Donald H Bond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:52
CPC Classifications
G; G01; G01F; G01F25/00; G01F25/10; G01F25/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |