Patent US2659527A successfully refreshed from Google Patents.
Patent US2490559A successfully refreshed from Google Patents.
US2490559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Core blowing machine
Assignee: TACCONE PNEUMATIC FOUNDRY EQUI
•
Filing: 1946-07-06
•
Granted: 1949-12-06
•
Expires: 1966-07-06
Abstract
No abstract record available.
Inventors
- 👤 Anthony N Taccone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:29
CPC Classifications
B; B22; B22C; B22C15/00; B22C15/23; B22C15/24
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1677781A
Cited
US819883A
Cited
US813614A
Cited
US1552692A
Cited
US1731184A
Cited
US1994028A
Cited
US1925531A
Cited
DE543832C
Cited
US2136519A
Cited
US2259768A
Cited
GB559640A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-05 | 1953-06-06 | 1953-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-05 | 1957-06-06 | 1957-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-05 | 1961-06-06 | 1961-12-06 | $7700.00 | Window Closed / Lapsed |