US2811758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die casting controlling mechanism
Assignee: SCHULTZ DIE CASTING Co
•
Filing: 1956-09-18
•
Granted: 1957-11-05
•
Expires: 1976-09-18
Abstract
No abstract record available.
Inventors
- 👤 Burton F Holmes
- 👤 Herbert H Heindel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:39
CPC Classifications
B; B22; B22D; B22D17/00; B22D17/20; B22D17/32
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1297249A
Cited
US1514103A
Cited
US1662750A
Cited
US1981380A
Cited
US1981381A
Cited
US2145956A
Cited
US2182059A
Cited
US2363759A
Cited
US2494071A
Cited
US2459892A
Cited
US2532256A
Cited
US2570448A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-04 | 1961-05-06 | 1961-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-04 | 1965-05-06 | 1965-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-04 | 1969-05-06 | 1969-11-05 | $7700.00 | Window Closed / Lapsed |