US3248228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of agglomerating a dry powdery flour base material
Assignee: Pillsbury Co
•
Filing: 1960-06-17
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Granted: 1966-04-26
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Expires: 1980-06-17
Abstract
No abstract record available.
Inventors
- 👤 Rolf G Gidlow
- 👤 Robert L Teders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:10
CPC Classifications
A; A21; A21D; A21D6/00; A21D6/006; B; B01; B01J; B01J2/00; B01J2/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1035830A
Cited
US1155977A
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US2841497A
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US2835586A
Cited
US2832686A
Cited
US2856290A
Cited
US2893871A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |