US3281332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the manufacture of rennin
Assignee: Maple Leaf Foods Inc
•
Filing: 1964-01-23
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Granted: 1966-10-25
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Expires: 1984-01-23
Abstract
No abstract record available.
Inventors
- 👤 William O Munns
- 👤 Dutkewych Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:28
CPC Classifications
C; C12; C12N; C12N9/00; C12N9/14; C12N9/48; C12N9/50; C12N9/64; C12N9/6421; C12N9/6478; C12N9/6481; C12N9/96; Y; Y10; Y10S; Y10S435/00; Y10S435/814
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A PROCESS FOR OBTAINING DRY POWDER RENIN FROM ANIMALS STOMACH LININGS COMPRISIMGS ACTICATING THE RENNIN ENZYME OF SAID LININGS WITH ACIDM, ADJUSTING THE PH OF THE ACTIVATED RENNIN-CONTAINING MASS TO THE PH OF MAXIMUM STABILITY OF THE REMAIN ENZYME, DRY AND DEFATTING THE PH ADJUSTING MATERIAL, AND ADDING SALT AND AN EMULSIFYING AGENT TO THE DRIED AND DEFATTED RENNIN MATERIAL TO PROVIDE A DRY READILY WETTABLE PRODUCT.
Claim 2
Dependent Claim
67 words
A PROCESS FOR OBTAINING DRY POWDER RENIN FROM ANIMALS STOMACH LININGS COMPRISIMGS ACTICATING THE RENNIN ENZYME OF SAID LININGS WITH ACIDM, ADJUSTING THE PH OF THE ACTIVATED RENNIN-CONTAINING MASS TO THE PH OF MAXIMUM STABILITY OF THE REMAIN ENZYME, DRY AND DEFATTING THE PH ADJUSTING MATERIAL, AND ADDING SALT AND AN EMULSIFYING AGENT TO THE DRIED AND DEFATTED RENNIN MATERIAL TO PROVIDE A DRY READILY WETTABLE PRODUCT.
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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |