The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 08, 1976
Filed:
Jan. 02, 1973
Applicant:
Inventor:
Gary L Driscoll, Boothwyn, PA (US);
Assignee:
Sun Research and Development Co., Philadelphia, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
B29D / ; B29C / ; H05B / ;
U.S. Cl.
CPC ...
264 22 ; 156 79 ; 156229 ; 156272 ; 264 54 ; 2642 / ; 264D / ; 264D / ; 428310 ;
Abstract
Non-woven fabrics are produced from polyolefin foam fibrillated webs. The webs are treated with corona discharge to improve the adhesion thereof when they are laminated under heat and pressure to form a non-woven fabric.