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Class Information
Number: 442/351
Name: Fabric (woven, knitted, or nonwoven textile or cloth, etc.) > Nonwoven fabric (i.e., nonwoven strand or fiber material) > Including strand or fiber material which is of specific structural definition > Strand or fiber material specified as having micro dimensions (i.e., microfiber) > Microfiber is synthetic polymer
Description: Subject matter wherein the strand or a filamentary constituent thereof or the fiber material is a synthetic polymeric microfiber.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4950531 |
Nonwoven hydraulically entangled non-elastic web and method of formation thereof |
Aug. 21, 1990 |
| 4933229 |
High wet-strength polyolefin blown microfiber web |
Jun. 12, 1990 |
| 4895753 |
Fender cover |
Jan. 23, 1990 |
| 4894280 |
Flexible, tear resistant composite sheet material and a method for producing the same |
Jan. 16, 1990 |
| 4804577 |
Melt blown nonwoven web from fiber comprising an elastomer |
Feb. 14, 1989 |
| 4797318 |
Active particle-containing nonwoven material, method of formation thereof, and uses thereof |
Jan. 10, 1989 |
| 4775582 |
Uniformly moist wipes |
Oct. 4, 1988 |
| 4774001 |
Supported microporous membrane |
Sep. 27, 1988 |
| 4753843 |
Absorbent, protective nonwoven fabric |
Jun. 28, 1988 |
| 4743494 |
Process for producing hydrophilic polyolefin nonwoven fabric |
May. 10, 1988 |
| 4741949 |
Elastic polyetherester nonwoven web |
May. 3, 1988 |
| 4724184 |
Elastomeric polyether block amide nonwoven web |
Feb. 9, 1988 |
| 4716074 |
Porous fibrous fluorocarbon structures |
Dec. 29, 1987 |
| 4666763 |
Fiber batts and the method of making |
May. 19, 1987 |
| 4663220 |
Polyolefin-containing extrudable compositions and methods for their formation into elastomeric products including microfibers |
May. 5, 1987 |
| 4613524 |
Open-cell composition and method of making same |
Sep. 23, 1986 |
| 4588635 |
Synthetic down |
May. 13, 1986 |
| 4525411 |
Cleaning cloth |
Jun. 25, 1985 |
| 4512849 |
Wet-laid, non-woven fabrics |
Apr. 23, 1985 |
| 4460642 |
Water-swellable composite sheet of microfibers of PTFE and hydrophilic absorptive particles |
Jul. 17, 1984 |
| 4429001 |
Sheet product containing sorbent particulate material |
Jan. 31, 1984 |
| 4426417 |
Nonwoven wiper |
Jan. 17, 1984 |
| 4380570 |
Apparatus and process for melt-blowing a fiberforming thermoplastic polymer and product produced thereby |
Apr. 19, 1983 |
| 4298649 |
Nonwoven disposable wiper |
Nov. 3, 1981 |
| 4103058 |
Pillowed web of blown microfibers |
Jul. 25, 1978 |
| 4055268 |
Cryogenic storage container |
Oct. 25, 1977 |
| 4041203 |
Nonwoven thermoplastic fabric |
Aug. 9, 1977 |
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