US3531294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of a baking agent for use in yeast-leavened products
Assignee: CHARLES A GLABAU
•
Filing: 1968-01-30
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Granted: 1970-09-29
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Expires: 1988-01-30
Abstract
No abstract record available.
Inventors
- 👤 Charles A Glabau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:08
CPC Classifications
A; A21; A21D; A21D2/00; A21D2/08; A21D2/24; A21D2/26; A21D2/261; A21D2/263; A21D2/36; A21D2/362; A23; A23L; A23L11/00; A23L11/05; A23L11/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2553578A
Cited
US2555514A
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US2663643A
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US2654672A
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US2736654A
Cited
US3006765A
Cited
US3219455A
Cited
US3429712A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-28 | 1974-03-30 | 1974-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-28 | 1978-03-30 | 1978-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-28 | 1982-03-30 | 1982-09-29 | $7700.00 | Window Closed / Lapsed |