US2722900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sandwich making machine
Assignee: LANCE Inc
•
Filing: 1951-07-13
•
Granted: 1955-11-08
•
Expires: 1971-07-13
Abstract
No abstract record available.
Inventors
- 👤 Aaron A Knee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:35
CPC Classifications
A; A21; A21C; A21C15/00; A21C15/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1667692A
Cited
US2603341A
Cited
US1160532A
Cited
US1493480A
Cited
US1460825A
Cited
US2144821A
Cited
US2394795A
Cited
US2520493A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-07 | 1959-05-09 | 1959-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-07 | 1963-05-09 | 1963-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-07 | 1967-05-09 | 1967-11-08 | $7700.00 | Window Closed / Lapsed |