US3487064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for recovery of protein from whey using a cross-linked dextran gel
Assignee: Individual
•
Filing: 1967-03-15
•
Granted: 1969-12-30
•
Expires: 1987-03-15
Abstract
No abstract record available.
Inventors
- 👤 Emery Carlton Swanson
- 👤 Robert John Henderson
- 👤 Robert Carlton Kyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:24
CPC Classifications
A; A23; A23C; A23C9/00; A23C9/14; A23C9/148; A23J; A23J1/00; A23J1/20; A23J1/205; A23V; A23V2002/00; Y; Y10; Y10S; Y10S530/00; Y10S530/827; Y10S530/833
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3002823A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |