US3133797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for dehydrating potatoes
Assignee: Individual
•
Filing: 1959-04-24
•
Granted: 1964-05-19
•
Expires: 1979-04-24
Abstract
No abstract record available.
Inventors
- 👤 Olof P Pierson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:43
CPC Classifications
A; A23; A23B; A23B7/00; A23B7/02; A23B7/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1025373A
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US1250427A
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US2870481A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |