US2820247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple patty forming machine
Assignee: Individual
•
Filing: 1956-07-19
•
Granted: 1958-01-21
•
Expires: 1976-07-19
Abstract
No abstract record available.
Inventors
- 👤 Michaud Abner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:01
CPC Classifications
A; A22; A22C; A22C7/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US346470A
Cited
US1413995A
Cited
US1831779A
Cited
US1881171A
Cited
US2413046A
Cited
US2611327A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-20 | 1961-07-22 | 1962-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-20 | 1965-07-22 | 1966-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-20 | 1969-07-22 | 1970-01-21 | $7700.00 | Window Closed / Lapsed |