Patent US2613719A successfully refreshed from Google Patents.
US2613719A
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US
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Ejecting means for machines for making frames
Assignee: METAL PRODUCTS CORP
•
Filing: 1950-03-16
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Granted: 1952-10-14
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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 20:17
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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References Cited (Backward Citations)
US2290626A
Cited
US119900A
Cited
US67495A
Cited
US642901A
Cited
US973571A
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US1448159A
Cited
US1507872A
Cited
DE563685C
Cited
US2200605A
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US2120402A
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US2185904A
Cited
US2262550A
Cited
US2410298A
Cited
US2414906A
Cited
US2489377A
Cited
US2444946A
Cited
US2496574A
Cited
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 |