US2421113A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vegetable protein hydrates
Assignee: —
•
Filing: —
•
Granted: 1947-05-27
•
Expires: 1964-05-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:24
CPC Classifications
C; C07; C07K; C07K14/00; C07K14/415; A; A23; A23J; A23J1/00; A23J1/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1321480A
Cited
US2238329A
Cited
US2274983A
Cited
US1680264A
Cited
US2278670A
Cited
US2233213A
Cited
US2260640A
Cited
US2271620A
Cited
US2274695A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-05-26 | 1950-11-25 | 1951-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-26 | 1954-11-25 | 1955-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-26 | 1958-11-25 | 1959-05-27 | $7700.00 | Window Closed / Lapsed |