US3476739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recovery of protein and oil from oilcontaining seeds by treatment with a saturated solution of calcium hydroxide
Assignee: ERVING S STERNBERG
•
Filing: 1968-03-04
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Granted: 1969-11-04
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Expires: 1988-03-04
Abstract
No abstract record available.
Inventors
- 👤 James J Liggett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:51
CPC Classifications
A; A23; A23J; A23J1/00; A23J1/14; C; C11; C11B; C11B1/00; C11B1/02; C11B1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2233439A
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US1962808A
Cited
US2304099A
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US2405438A
Cited
US2607767A
Cited
US2762820A
Cited
US2785155A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-03 | 1973-05-05 | 1973-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-03 | 1977-05-05 | 1977-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-03 | 1981-05-05 | 1981-11-04 | $7700.00 | Window Closed / Lapsed |