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:
Oct. 28, 1986
Filed:
Jul. 23, 1984
Applicant:
Inventor:
Jing-peir Yu, Pensacola, FL (US);
Assignee:
Monsanto Company, St. Louis, MO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
2641762 ; 264171 ; 4251315 ; 4253 / ; 4253 / ;
Abstract
A self-crimping filament is formed in high-speed spinning by joining hot and cool molten substances of a single polymer substantially at or preferably below the face of the spinneret. This increases the bulk of a yarn containing such filaments.