US3361732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for concentration of blood protein solutions employing methanol and flash evaporation
Assignee: INTERNATONAL MINERALS & CHEMICAL Corp A CORP OF NY
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Filing: 1964-07-28
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Granted: 1968-01-02
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Expires: 1984-07-28
Abstract
No abstract record available.
Inventors
- 👤 William H Dazey
- 👤 Koehler Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:28
CPC Classifications
C; C07; C07K; C07K16/00; C07K16/06; C07K16/065; Y; Y10; Y10S; Y10S530/00; Y10S530/827; Y10S530/829; Y10S530/83; Y10S530/85; Y10S530/851
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |