US2845031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear tooth construction for rotary fluid meters
Assignee: Individual
•
Filing: 1953-01-13
•
Granted: 1958-07-29
•
Expires: 1973-01-13
Abstract
No abstract record available.
Inventors
- 👤 Francis W Guibert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:46
CPC Classifications
G; G01; G01F; G01F3/00; G01F3/02; G01F3/04; G01F3/06; G01F3/10; F; F04; F04C; F04C2/00; F04C2/08; F04C2/082; F04C2/088
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1633793A
Cited
US1686867A
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US1728528A
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US1728529A
Cited
US2149326A
Cited
US2344628A
Cited
GB578809A
Cited
US2601003A
Cited
US2601004A
Cited
US2498790A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-28 | 1962-01-27 | 1962-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-28 | 1966-01-27 | 1966-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-28 | 1970-01-27 | 1970-07-29 | $7700.00 | Window Closed / Lapsed |