Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Spinneret for producing a filament having a triangular cross-section and 3 or 6 axially extending voids

Spinneret for producing a filament having a triangular cross-section and 3 or 6 axially extending voids

US Patent 5686121 · Granted Nov 11, 1997

Estimated economic value: $92,482,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Stretchable nonwoven web and method therefor2012
Processes for making fiber-on-end materials2011
Flame retardant fabric2006
Single-wall carbon nanotube-polymer composites2002
Filament having a triangular cross-section and 3 or 6 axially extending voids1996
Sheath-core spinning of multilobal conductive core filaments1993
Sheath-core spinning of multilobal conductive core filaments1993
Hollow fibers having curved members projecting therefor1990
Co-spun filament within a hollow filament and spinneret for production thereof1989
Spinneret for hollow fibers having curved spacing members projecting therefrom1989
Spinneret for a co-spun filament within a hollow filament1988
Spinneret plate1983