US3520066A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spray drying method
Assignee: Pillsbury Co
•
Filing: 1966-05-26
•
Granted: 1970-07-14
•
Expires: 1986-05-26
Abstract
No abstract record available.
Inventors
- 👤 Reginald E Meade
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:43
CPC Classifications
F; F26; F26B; F26B3/00; F26B3/02; F26B3/10; F26B3/12; A; A23; A23P; A23P30/00; A23P30/40; B; B01; B01D; B01D1/00; B01D1/16; B01D1/18; Y; Y10; Y10S; Y10S159/00; Y10S159/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB185725A
Cited
US1871978A
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US1942868A
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US2085691A
Cited
US2350934A
Cited
US2652152A
Cited
US2614134A
Cited
US2730933A
Cited
US3129131A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-13 | 1974-01-12 | 1974-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-13 | 1978-01-12 | 1978-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-13 | 1982-01-12 | 1982-07-14 | $7700.00 | Window Closed / Lapsed |