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:
Aug. 12, 1980
Filed:
Oct. 24, 1978
Applicant:
Inventors:
Assignee:
Sakura Color Products Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B43K / ;
U.S. Cl.
CPC ...
401265 ; 401292 ;
Abstract
A synthetic resin nib includes a stick-shaped body having a writing tip at one end and radial slots extending through the length of the stick-shaped body. The cross section of each of the radial slots is such that it becomes wider at the middle portion and tapers toward both a central axis of the stick-shaped body and outer periphery thereof.