Patent US2647576A successfully refreshed from Google Patents.
US2647576A
Expired / Lapsed
US
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Production of short paper rolls from long paper rolls
Assignee: Individual
•
Filing: 1949-02-16
•
Granted: 1953-08-04
•
Expires: 1969-02-16
Abstract
No abstract record available.
Inventors
- 👤 Marcalus Nicholas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:15
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/46; B26D3/00; B26D3/16; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/22; Y10T83/2203; Y10T83/525; Y10T83/536; Y10T83/647; Y10T83/654; Y10T83/6568; Y10T83/6656; Y10T83/6657; Y10T83/6662; Y10T83/707; Y10T83/7264
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USRE20711E
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US871828A
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US968134A
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US1088573A
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US1537344A
Cited
US1897541A
Cited
US1832424A
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US2022799A
Cited
US2367310A
Cited
US2326536A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |