US3524798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of alpha-amylase preparations
Assignee: Standard Brands Inc
•
Filing: 1967-05-23
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Granted: 1970-08-18
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Expires: 1987-05-23
Abstract
No abstract record available.
Inventors
- 👤 Norman E Lloyd
- 👤 Robert E Lodge
- 👤 Robert A Wynes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:38
CPC Classifications
C; C12; C12N; C12N9/00; C12N9/14; C12N9/24; C12N9/2402; C12N9/2405; C12N9/2408; C12N9/2411; C12N9/2414; C12N9/2417; C12N9/96; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/832; Y10S435/839
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2153445A
Cited
US3031380A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-17 | 1974-02-16 | 1974-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-17 | 1978-02-16 | 1978-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-17 | 1982-02-16 | 1982-08-18 | $7700.00 | Window Closed / Lapsed |