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:
Sep. 04, 1984
Filed:
Jul. 02, 1982
Applicant:
Inventors:
Yasuyuki Hashimoto, Hyogo, JP;
Kazuo Shimizu, Osaka, JP;
Assignee:
Ancos Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B43K / ; B43K / ; B43K / ;
U.S. Cl.
CPC ...
401107 ; 401108 ; 401202 ; 401213 ; 401262 ;
Abstract
A writing instrument such as a ball point or felt tip pen is provided with a seal member selectively engageable with the writing tip, the sealing member being movable from a position plugging the pen through hole to a position allowing the front end of the writing member to freely pass through the through hole for writing.