US3492938A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automated cooking unit
Assignee: OXFORD Manufacturing CO
•
Filing: 1968-06-10
•
Granted: 1970-02-03
•
Expires: 1988-06-10
Abstract
No abstract record available.
Inventors
- 👤 Jerry J Oxford
- 👤 Donald M Kaffer
- 👤 Leo M Strenfel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:37
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/04; A47J37/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1696613A
Cited
US2168773A
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US2438699A
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US2542265A
Cited
US2453385A
Cited
GB631398A
Cited
US2556808A
Cited
US2817286A
Cited
US2920177A
Cited
US3204549A
Cited
US3277813A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |