Patent US1108573A successfully refreshed from Google Patents.
Patent US2561097A successfully refreshed from Google Patents.
US2561097A
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US
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Sheet delivery control for cutoff mechanisms
Assignee: Samuel M Langston Co
•
Filing: 1946-11-08
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Granted: 1951-07-17
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Expires: 1966-11-08
Abstract
No abstract record available.
Inventors
- 👤 William H Cleaver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:03
CPC Classifications
B; B26; B26D; B26D5/00; B26D5/20; B26D5/22; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2094; Y10T83/2196
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1000057A
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US1170053A
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US1545910A
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US1736482A
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US1752681A
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US2130604A
Cited
US2177460A
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US2261973A
Cited
US2318252A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |