US2714744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for the shredding into fibres, and homogenization, of material, more particularly animal skin material, for the production of synthetic skins by means of extruding nozzles
Assignee: Anstalt Unda
•
Filing: 1951-09-27
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Granted: 1955-08-09
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Expires: 1971-09-27
Abstract
No abstract record available.
Inventors
- 👤 Becker Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:02
CPC Classifications
A; A22; A22C; A22C13/00; A22C13/0003; A22C13/0006; A22C13/0013; A22C13/0016; B; B02; B02C; B02C15/00; B02C15/16; B29; B29C; B29C48/00; B29C48/03; B29C48/07; B29C48/08; B29C48/09; B29C48/10; B29C48/25; B29C48/88; B29C48/919; C; C14; C14B; C14B1/00; C14B2700/00; C14B2700/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1807773A
Cited
US1718184A
Cited
US2161908A
Cited
US2345086A
Cited
US2183959A
Cited
US2507491A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-08 | 1959-02-07 | 1959-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-08 | 1963-02-07 | 1963-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-08 | 1967-02-07 | 1967-08-09 | $7700.00 | Window Closed / Lapsed |