Patent US4067236A successfully refreshed from Google Patents.
US4067236A
Expired / Lapsed
US
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Method and system for unambiguous method of volume flow
Assignee: Leland Stanford Junior University
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Filing: 1975-11-10
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Granted: 1978-01-10
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Expires: 1995-11-10
Abstract
No abstract record available.
Inventors
- 👤 C Hottinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:59
CPC Classifications
A; A61; A61B; A61B8/00; A61B8/06; G; G01; G01F; G01F1/00; G01F1/66; G01F1/663
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-01-09 | 1981-07-11 | 1982-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-01-09 | 1985-07-11 | 1986-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-01-09 | 1989-07-11 | 1990-01-10 | $7700.00 | Window Closed / Lapsed |