US2958173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for producing food packages
Assignee: BUTTER PAK Inc
•
Filing: 1956-09-24
•
Granted: 1960-11-01
•
Expires: 1976-09-24
Abstract
No abstract record available.
Inventors
- 👤 Harry A Mead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:16
CPC Classifications
B; B65; B65B; B65B9/00; B65B9/02; A; A01; A01J; A01J21/00; A01J21/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2083618A
Cited
US2232783A
Cited
US2336962A
Cited
GB577151A
Cited
US2468517A
Cited
US2525139A
Cited
US2472440A
Cited
US2566122A
Cited
US2606412A
Cited
US2525651A
Cited
US2576834A
Cited
US2637959A
Cited
US2737764A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-01 | 1964-05-02 | 1964-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-01 | 1968-05-02 | 1968-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-01 | 1972-05-02 | 1972-11-01 | $7700.00 | Window Closed / Lapsed |