US2782471A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding machines
Assignee: Westin and Backlund AB
•
Filing: 1953-04-09
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Granted: 1957-02-26
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Expires: 1973-04-09
Abstract
No abstract record available.
Inventors
- 👤 Mathisen Ivar Magnus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:50
CPC Classifications
B; B22; B22C; B22C17/00; B22C17/08; B22C17/12; B22C11/00; B22C11/02; B22C15/00; B22C15/28; B22C15/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-26 | 1960-08-27 | 1961-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-26 | 1964-08-27 | 1965-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-26 | 1968-08-27 | 1969-02-26 | $7700.00 | Window Closed / Lapsed |