US2154449A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for inhibition of mold
Assignee: Ward Baking Co
•
Filing: 1938-06-15
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Granted: 1939-04-18
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Expires: 1958-06-15
Abstract
No abstract record available.
Inventors
- 👤 Hoffman Charles
- 👤 Thomas R Schweitzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:18
CPC Classifications
A; A23; A23B; A23B2/00; A23B2/70; A23B2/725; A21; A21D; A21D2/00; A21D2/08; A21D2/14; A21D2/145
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) | 1942-04-17 | 1942-10-17 | 1943-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-04-17 | 1946-10-17 | 1947-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-04-17 | 1950-10-17 | 1951-04-18 | $7700.00 | Window Closed / Lapsed |