US2476785A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alcoholic fermentations in the presence of inorganic adsorbents
Assignee: Wallerstein Co Inc
•
Filing: 1945-09-07
•
Granted: 1949-07-19
•
Expires: 1965-09-07
Abstract
No abstract record available.
Inventors
- 👤 Wallerstein Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:27
CPC Classifications
C; C12; C12P; C12P7/00; C12P7/02; C12P7/04; C12P7/06; Y; Y02; Y02E; Y02E50/00; Y02E50/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB396968A
Cited
US2291624A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-18 | 1953-01-17 | 1953-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-18 | 1957-01-17 | 1957-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-18 | 1961-01-17 | 1961-07-19 | $7700.00 | Window Closed / Lapsed |