US3159875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic molding press
Assignee: SPRINGFIELD CAST PRODUCTS Inc
•
Filing: 1961-06-30
•
Granted: 1964-12-08
•
Expires: 1981-06-30
Abstract
No abstract record available.
Inventors
- 👤 Stutz William
- 👤 Charles N Premo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:32
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/36; B29C44/38; B29C44/44; B29C44/445; B29C44/3415; B29C44/3426
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1607074A
Cited
US2476558A
Cited
US2779062A
Cited
US2900662A
Cited
US2860374A
Cited
US2898632A
Cited
FR1178357A
Cited
US2951260A
Cited
US3066353A
Cited
US3029472A
Cited
US3112523A
Cited
US3099045A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-08 | 1968-06-08 | 1968-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-08 | 1972-06-08 | 1972-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-08 | 1976-06-08 | 1976-12-08 | $7700.00 | Window Closed / Lapsed |