US2086238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ribbon cutter
Assignee: Celanese Corp
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Filing: 1934-09-07
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Granted: 1937-07-06
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Expires: 1954-09-07
Abstract
No abstract record available.
Inventors
- 👤 Platt Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:52
CPC Classifications
D; D06; D06H; D06H7/00; D06H7/22; B; B26; B26D; B26D1/00; B26D1/01; B26D1/02; B26D1/03; B26D1/035; B26D7/00; B26D7/08; B26D7/10; B26F; B26F3/00; B26F3/06; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0405; Y10T83/041; Y10T83/0414; Y10T83/283; Y10T83/293
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) | 1940-07-05 | 1941-01-04 | 1941-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-07-05 | 1945-01-04 | 1945-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-07-05 | 1949-01-04 | 1949-07-06 | $7700.00 | Window Closed / Lapsed |