Patent US4841245A successfully refreshed from Google Patents.
Patent US2970784A successfully refreshed from Google Patents.
US2970784A
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Method of deleaving and bursting continuous form stationery
Assignee: NARCO Inc
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Filing: 1956-10-19
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Granted: 1961-02-07
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Expires: 1976-10-19
Abstract
No abstract record available.
Inventors
- 👤 Jack J Kessler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:43
CPC Classifications
B; B41; B41L; B41L1/00; Y; Y10; Y10T; Y10T225/00; Y10T225/10; Y10T225/16; Y10T225/30; Y10T225/35; Y10T83/00; Y10T83/04; Y10T83/0448; Y10T83/0467; Y10T83/202; Y10T83/2033; Y10T83/2037; Y10T83/2042; Y10T83/2044; Y10T83/2074; Y10T83/2092; Y10T83/2209; Y10T83/2216
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2440302A
Cited
US2119232A
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US2130015A
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US2246228A
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US2265466A
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US2425105A
Cited
US2692137A
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US2805855A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-02-07 | 1964-08-08 | 1965-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-07 | 1968-08-08 | 1969-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-07 | 1972-08-08 | 1973-02-07 | $7700.00 | Window Closed / Lapsed |