Electrostatically produced structures and methods of manufacturing
US4965110A · kind A · utility
41Cited by
11References
10Claims
0Family size
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Inventor
Key dates
| Filing date | Jun 19, 1989 |
| Grant date | Oct 23, 1990 |
| Priority date | — |
| Expiry date | Jun 19, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/608
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A tubular fibrous structure having smaller diameter fibers randomly oriented and larger diameter fibers and/or bundles of fibers circumferentially oriented. The structure includes elongated voids also generally circumferentially oriented.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.