(12) United States Patent (10) Patent No.: US 6,668,868 B2 Howland Et Al
USOO6668868B2 (12) United States Patent (10) Patent No.: US 6,668,868 B2 Howland et al. 45) Date of Patent: Dec. 30,9 2003 (54) WOVEN FABRIC CONSTRUCTIONS 4,868,040 A * 9/1989 Hallal et al. ................ 442/234 HAVING HIGH COVER FACTORS AND FILL 4,965,919 A 10/1990 Fujita et al. YARNS WITH A WEIGHT PER UNIT 5,198.280 A * 3/1993 Harpell et al. .............. 428/102 5,308.689 A 5/1994 Shinkai et al. LENGTH LESS THAN THE WEIGHT PER 5,343,796 A * 9/1994 Cordova et al. ........... 89/36.02 UNIT LENGTH OF WARP YARNS OF THE 5,4719062 as A 12/1995 Bachner, Jr. et al. FABRIC 5,565,264 A 10/1996 Howland 5,785,779 A 7/1998 McGee et al. (75) Inventors: Charles A. Howland, Temple, NH 5,837.623 A 11/1998 Howland (US); Mark Hannigan, Wakefield, MA 5,976,996 A 11/1999 Howland (US) 6,266,818 B1 7/2001. Howland (73) Assignee: Warwick Mills, Inc, New Ipswich, NH FOREIGN PATENT DOCUMENTS (US) DE 521,174 3/1931 (*) Notice: Subject to any disclaimer, the term of this DE 200 53923104 647 U1 11/19313/2000 patent is extended or adjusted under 35 EP O 569 891 A1 5/1993 EP O 962 562 A1 8/1999 This patent is Subject to a terminal dis- JP 5-5276 1/1993 claimer. JP 9-105059 4/1997 WO WO 01/29299 A3 4/2001 (21) Appl. No.: 09/943,752 * cited by examiner (22) Filed: Aug. 30, 2001 O O Primary Examiner John J.
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