Patent US2879843A successfully refreshed from Google Patents.
US2879843A
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US
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Press tool construction
Assignee: MALEW ENG Ltd
•
Filing: 1955-03-28
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Granted: 1959-03-31
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Expires: 1975-03-28
Abstract
No abstract record available.
Inventors
- 👤 Comoglio Ernest Elie Joseph
- 👤 Samin Daniel Charles Marie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:10
CPC Classifications
B; B21; B21D; B21D37/00; B21D37/10; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49813; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/217; Y10T83/929; Y10T83/9411
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US36993A
Cited
US367326A
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US1471653A
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US1701546A
Cited
GB579523A
Cited
GB583949A
Cited
GB647814A
Cited
US2678070A
Cited
US2765034A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |