US2613719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ejecting means for machines for making frames
Assignee: METAL PRODUCTS CORP
•
Filing: 1950-03-16
•
Granted: 1952-10-14
•
Expires: 1970-03-16
Abstract
No abstract record available.
Inventors
- 👤 Conrad Owen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:45
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/74; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4458; Y10T83/446; Y10T83/869; Y10T83/8742; Y10T83/8743
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-14 | 1956-04-14 | 1956-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-14 | 1960-04-14 | 1960-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-14 | 1964-04-14 | 1964-10-14 | $7700.00 | Window Closed / Lapsed |