US2657423A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making hamburg steak patties
Assignee: Individual
•
Filing: 1947-07-17
•
Granted: 1953-11-03
•
Expires: 1967-07-17
Abstract
No abstract record available.
Inventors
- 👤 Frank S Elsaesser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:29
CPC Classifications
A; A22; A22C; A22C7/00; A22C7/0023; A22C7/003; A22C7/0076; A22C7/0069
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1409998A
Cited
US1831779A
Cited
US1963718A
Cited
US2386775A
Cited
US2397446A
Cited
US2399314A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-02 | 1957-05-04 | 1957-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-02 | 1961-05-04 | 1961-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-02 | 1965-05-04 | 1965-11-03 | $7700.00 | Window Closed / Lapsed |