US2236150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tube cutting machine
Assignee: STONE PAPER TUBE Co
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Filing: 1940-10-25
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Granted: 1941-03-25
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Expires: 1960-10-25
Abstract
No abstract record available.
Inventors
- 👤 Sidney T Maltby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:05
CPC Classifications
B; B23; B23D; B23D47/00; B23D47/04; B23D47/045; B23D47/047; B26; B26D; B26D3/00; B26D3/16; B26D3/161; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/654; Y10T83/6545; Y10T83/6547; Y10T83/6548; Y10T83/6555; Y10T83/6558; Y10T83/656; Y10T83/6571; Y10T83/768; Y10T83/7809
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-03-24 | 1944-09-23 | 1945-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-03-24 | 1948-09-23 | 1949-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-03-24 | 1952-09-23 | 1953-03-25 | $7700.00 | Window Closed / Lapsed |