US2291624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for improving beer or similar liquids
Assignee: FIRM A G fur BIER und WEINPROD
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Filing: 1936-06-01
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Granted: 1942-08-04
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Expires: 1956-06-01
Abstract
No abstract record available.
Inventors
- 👤 Heimann Eberhard
- 👤 Meyer Johann Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:34
CPC Classifications
C; C12; C12C; C12C7/00; C12C7/24; C12C11/00; C12C11/11; C12C7/14; C12C9/00; C12H; C12H1/00; C12H1/02; C12H1/04; C12H1/0408
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-08-03 | 1946-02-02 | 1946-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-08-03 | 1950-02-02 | 1950-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-08-03 | 1954-02-02 | 1954-08-04 | $7700.00 | Window Closed / Lapsed |