Patent US2677421A successfully refreshed from Google Patents.
US2677421A
Expired / Lapsed
US
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Die cutter machine, including pressure fingers
Assignee: Individual
•
Filing: 1952-07-28
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Granted: 1954-05-04
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Expires: 1972-07-28
Abstract
No abstract record available.
Inventors
- 👤 Ralph P Bagdigian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:19
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/04; B26D1/06; B26D1/08; B26D1/09; B26F; B26F1/00; B26F1/38; B26F1/40; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2122; Y10T83/2124; Y10T83/869; Y10T83/8821; Y10T83/8841; Y10T83/8844
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US558864A
Cited
US1615623A
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US1775359A
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US2229488A
Cited
US2325990A
Cited
US2361687A
Cited
US2417813A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-03 | 1957-11-02 | 1958-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-03 | 1961-11-02 | 1962-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-03 | 1965-11-02 | 1966-05-04 | $7700.00 | Window Closed / Lapsed |