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:
Feb. 26, 1991
Filed:
Aug. 14, 1989
Applicant:
Inventor:
Jacob M Blass, London, GB;
Assignee:
Westone Products Limited, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
424443 ; 424434 ; 132321 ;
Abstract
Fluorocarbon polymer powder particles, e.g. particulate PTFE, are included, as a solid lubricant, in the binder applied to dental floss or tape.