US2902948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cracker-sandwich making machine
Assignee: Individual
•
Filing: 1957-09-12
•
Granted: 1959-09-08
•
Expires: 1977-09-12
Abstract
No abstract record available.
Inventors
- 👤 Fowler Frank Edward
- 👤 Robert J Minder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:59
CPC Classifications
A; A21; A21C; A21C15/00; A21C15/002; A21C15/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1493480A
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US1501285A
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US1904742A
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US1791399A
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US1943444A
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US1969994A
Cited
US2349579A
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US2348400A
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US2394795A
Cited
US2542200A
Cited
US2472650A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |