Patent US3821022A successfully refreshed from Google Patents.
Patent US2818922A successfully refreshed from Google Patents.
US2818922A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting presses
Assignee: United Shoe Machinery Corp
•
Filing: 1955-02-11
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Granted: 1958-01-07
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Expires: 1975-02-11
Abstract
No abstract record available.
Inventors
- 👤 Frank E Stratton
- 👤 Fred T Mackenzie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:55
CPC Classifications
B; B26; B26F; B26F1/00; C; C14; C14B; C14B5/00; B26F2210/00; B26F2210/12; B26F2210/16; C14B2700/00; C14B2700/11; C14B2700/113; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8702; Y10T83/8704; Y10T83/8706; Y10T83/8707; Y10T83/8712; Y10T83/8821; Y10T83/8858; Y10T83/8866
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1070729A
Cited
US1075064A
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US921503A
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US1442180A
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US1574187A
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US1657059A
Cited
US2105215A
Cited
US2121716A
Cited
US2283168A
Cited
US2612951A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-06 | 1961-07-08 | 1962-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-06 | 1965-07-08 | 1966-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-06 | 1969-07-08 | 1970-01-07 | $7700.00 | Window Closed / Lapsed |