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:
Dec. 25, 1990
Filed:
Mar. 03, 1989
Applicant:
Inventors:
Yasuyuki Hashimoto, Hyogo, JP;
Haruo Yamashita, Hyogo, JP;
Assignee:
Ancos Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B43K / ; B43K / ;
U.S. Cl.
CPC ...
401 65 ; 401 67 ; 401 82 ; 401 94 ;
Abstract
A mechanical pencil having an automatic lead extending mechanism which has a radially displaceable member disposed on an entire circumference of the pencil body. The lead protrudes from a tip end of the pencil body when the radially displaceable member is radially displaced.