US2484646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mold and pattern separating and actuating mechanism
Assignee: Herman Pneumatic Machine Co
•
Filing: 1946-06-14
•
Granted: 1949-10-11
•
Expires: 1966-06-14
Abstract
No abstract record available.
Inventors
- 👤 Tirzah A Renkenberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:16
CPC Classifications
B; B22; B22C; B22C17/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US961702A
Cited
US1689145A
Cited
GB290828A
Cited
US2085961A
Cited
US1864325A
Cited
US1931902A
Cited
US1944351A
Cited
US1958960A
Cited
US2288511A
Cited
US2169113A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-10 | 1953-04-11 | 1953-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-10 | 1957-04-11 | 1957-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-10 | 1961-04-11 | 1961-10-11 | $7700.00 | Window Closed / Lapsed |