US3154531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extraction process using basic ion exchange resins to control protein solubility
Assignee: Ajinomoto Co Inc
•
Filing: 1960-09-01
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Granted: 1964-10-27
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Expires: 1980-09-01
Abstract
No abstract record available.
Inventors
- 👤 Yoshimura Kenkichi
- 👤 Yamamoto Hiroshi
- 👤 Ouye Kiyoharu
- 👤 Matsumoto Taizi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:37
CPC Classifications
A; A23; A23J; A23J1/00; A23J1/14; B; B01; B01J; B01J47/00; B01J47/014
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2684960A
Cited
US2669559A
Cited
US2887395A
Cited
US2881159A
Cited
US3049530A
Cited
US3099649A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-27 | 1968-04-27 | 1968-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-27 | 1972-04-27 | 1972-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-27 | 1976-04-27 | 1976-10-27 | $7700.00 | Window Closed / Lapsed |