Patent US2968210A successfully refreshed from Google Patents.
US2968210A
Expired / Lapsed
US
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Electro-optical apparatus for measuring volumes of solids
Assignee: Pillsbury Co
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Filing: 1957-08-08
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Granted: 1961-01-17
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Expires: 1977-08-08
Abstract
No abstract record available.
Inventors
- 👤 Joseph R Perrozzi
- 👤 Jack N Krueger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:13
CPC Classifications
G; G01; G01F; G01F17/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2085671A
Cited
US2184159A
Cited
US2139474A
Cited
DE854587C
Cited
US2588368A
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US2716522A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-17 | 1964-07-18 | 1965-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-17 | 1968-07-18 | 1969-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-17 | 1972-07-18 | 1973-01-17 | $7700.00 | Window Closed / Lapsed |