US2570926A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making flexible wood filaments
Assignee: Individual
•
Filing: 1946-11-01
•
Granted: 1951-10-09
•
Expires: 1966-11-01
Abstract
No abstract record available.
Inventors
- 👤 Elmendorf Armin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 02:28
CPC Classifications
B; B27; B27L; B27L11/00; B27L11/02; B27L11/04; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6584; Y10T83/6633
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2137506A
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US2269352A
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US2323105A
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US2401648A
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US2349034A
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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) | 1954-10-08 | 1955-04-09 | 1955-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-08 | 1959-04-09 | 1959-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-08 | 1963-04-09 | 1963-10-09 | $7700.00 | Window Closed / Lapsed |