US2336743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for spinning unwoven fabrics
Assignee: Individual
•
Filing: 1941-10-13
•
Granted: 1943-12-14
•
Expires: 1961-10-13
Abstract
No abstract record available.
Inventors
- 👤 Fred W Manning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:18
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/18; A; A61; A61F; A61F13/00; A61F13/15; A61F13/20; A61F13/2082; A61F13/2085; D01D5/04; D04; D04H; D04H3/00; D04H3/08; D04H3/16; Y; Y10; Y10S; Y10S264/00; Y10S264/75
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) | 1946-12-13 | 1947-06-14 | 1947-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-12-13 | 1951-06-14 | 1951-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-12-13 | 1955-06-14 | 1955-12-14 | $7700.00 | Window Closed / Lapsed |