Patent US3519432A successfully refreshed from Google Patents.
US3519432A
Expired / Lapsed
US
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Potato chip product and process
Assignee: Procter and Gamble Co
•
Filing: 1966-12-20
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Granted: 1970-07-07
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Expires: 1986-12-20
Abstract
No abstract record available.
Inventors
- 👤 John A Succo
- 👤 Rudolph William Youngquist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:27
CPC Classifications
A; A23; A23L; A23L19/00; A23L19/10; A23L19/12; A23L19/18; A23L19/19
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3027258A
Cited
US3109739A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-06 | 1974-01-05 | 1974-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-06 | 1978-01-05 | 1978-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-06 | 1982-01-05 | 1982-07-07 | $7700.00 | Window Closed / Lapsed |