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. 20, 1990
Filed:
Jul. 29, 1988
Applicant:
Inventors:
Katsuo Asano, Ishioka, JP;
Shigeo Oka, Tokyo, JP;
Assignee:
Pentel Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B43K / ; B43K / ; B43K / ;
U.S. Cl.
CPC ...
401 34 ; 401-6 ; 401 35 ; 401 88 ; 401202 ;
Abstract
Connectable writing instrument composed of two component writing instruments of the same configuration. Each of the component instruments comprises a body, a holder section adapted to hold a pen component at the front end of the body, a front reception hole arranged parallel to the holder section, and a rear reception hole arranged in line with the pen component or with the front reception hole and an engagement projection at the rear of the body. The holder section and the engagement projection engage with the front reception hole and the rear reception hole, respectively, or vice versa.