US2981973A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of forming food patties
Assignee: Zenda Radio & Electric Co
•
Filing: 1958-01-31
•
Granted: 1961-05-02
•
Expires: 1978-01-31
Abstract
No abstract record available.
Inventors
- 👤 Daniel B Elmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:50
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/28; B65D75/52; B65D75/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1757447A
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US1902760A
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US2081455A
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US2260780A
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US2373781A
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US2574831A
Cited
US2527919A
Cited
US2641094A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |