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:
Jul. 04, 1995
Filed:
Apr. 19, 1994
Applicant:
Inventor:
James F Kirkbride, Wilmington, DE (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29B / ; B29C / ;
U.S. Cl.
CPC ...
264117 ; 264122 ;
Abstract
Fiberfilling material is converted into fiberballs by an air-assisted rolling process in a turbulent air mill. Such a continuous process shows significant advantages over prior suggestions, with regard to productivity and flexibility.