Patent US2823960A successfully refreshed from Google Patents.
US2823960A
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US
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Die sets for machine presses
Assignee: LEMPCO PRODUCTS Inc
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Filing: 1955-08-26
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Granted: 1958-02-18
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Expires: 1975-08-26
Abstract
No abstract record available.
Inventors
- 👤 William J Blazek
- 👤 James J Strnad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:54
CPC Classifications
F; F16; F16C; F16C29/00; F16C29/12; F16C29/123; B; B21; B21D; B21D37/00; B21D37/10; F16C29/04; F16C2322/00; F16C2322/14; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T83/00; Y10T83/869; Y10T83/8821; Y10T83/8855
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-17 | 1961-08-19 | 1962-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-17 | 1965-08-19 | 1966-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-17 | 1969-08-19 | 1970-02-18 | $7700.00 | Window Closed / Lapsed |