US2640539A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for cutting lengths from a web of paper, cardboard or similar material
Assignee: Powers Samas Accounting Machines Ltd
•
Filing: 1950-07-12
•
Granted: 1953-06-02
•
Expires: 1970-07-12
Abstract
No abstract record available.
Inventors
- 👤 Piper Ronald Newman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:56
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/0006; B26D1/56; B26D1/62; B26D1/626; B26D5/00; B26D5/20; B26D5/22; B26D2001/006; B26D2001/0066; B26D7/00; B26D7/26; B26D2007/2671; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2135; Y10T83/215; Y10T83/465; Y10T83/4766; Y10T83/4783; Y10T83/4786; Y10T83/4795; Y10T83/483; Y10T83/4836
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1140392A
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US1738076A
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US1913153A
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US1910387A
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US2020996A
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GB437029A
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US2157000A
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US2246957A
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US2504035A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-01 | 1956-12-01 | 1957-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-01 | 1960-12-01 | 1961-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-01 | 1964-12-01 | 1965-06-02 | $7700.00 | Window Closed / Lapsed |