US2466291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die punching machine
Assignee: GEN PERFORATING CORP
•
Filing: 1946-07-12
•
Granted: 1949-04-05
•
Expires: 1966-07-12
Abstract
No abstract record available.
Inventors
- 👤 Charles F Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:20
CPC Classifications
B; B27; B27M; B27M1/00; B27M1/04; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2135; Y10T83/2144; Y10T83/215; Y10T83/2155; Y10T83/2159; Y10T83/869; Y10T83/8821; Y10T83/8841
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB295363A
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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) | 1952-04-04 | 1952-10-04 | 1953-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-04 | 1956-10-04 | 1957-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-04 | 1960-10-04 | 1961-04-05 | $7700.00 | Window Closed / Lapsed |