US3383217A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing a cake mix and the resulting product
Assignee: Pillsbury Co
•
Filing: 1964-06-05
•
Granted: 1968-05-14
•
Expires: 1984-06-05
Abstract
No abstract record available.
Inventors
- 👤 Reginald E Meade
- 👤 Sheldon I Greenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:07
CPC Classifications
A; A21; A21D; A21D10/00; A21D10/002; A21D10/005; A21D6/00; A21D6/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA622017A
Cited
US1959466A
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US2471435A
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US2893871A
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US3251695A
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US3116150A
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US3257213A
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US3236654A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |