US2226130A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for cutting continuous filaments into staple fibers
Assignee: Celanese Corp
•
Filing: 1939-04-07
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Granted: 1940-12-24
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Expires: 1959-04-07
Abstract
No abstract record available.
Inventors
- 👤 Kinsella Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:16
CPC Classifications
D; D01; D01G; D01G1/00; D01G1/02; D01G1/04; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0405; Y10T83/0419; Y10T83/0448; Y10T83/0453; Y10T83/0524; Y10T83/0538; Y10T83/0605; Y10T83/202; Y10T83/2066; Y10T83/343; Y10T83/485; Y10T83/494; Y10T83/768; Y10T83/7809; Y10T83/783
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) | 1943-12-24 | 1944-06-24 | 1944-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-12-24 | 1948-06-24 | 1948-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-12-24 | 1952-06-24 | 1952-12-24 | $7700.00 | Window Closed / Lapsed |