US3426595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow meter for installation in an auger system
Assignee: MIX MILL Inc
•
Filing: 1966-10-21
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Granted: 1969-02-11
•
Expires: 1986-10-21
Abstract
No abstract record available.
Inventors
- 👤 Robert F Skelton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:26
CPC Classifications
G; G01; G01F; G01F13/00; G01F13/001; G01F1/00; G01F1/05; G01F1/06; G01F1/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US766317A
Cited
US918097A
Cited
US1025227A
Cited
FR589367A
Cited
US1897208A
Cited
US1911267A
Cited
US2963907A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-11 | 1972-08-12 | 1973-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-11 | 1976-08-12 | 1977-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-11 | 1980-08-12 | 1981-02-11 | $7700.00 | Window Closed / Lapsed |