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:
Jun. 25, 1991
Filed:
Apr. 05, 1990
Applicant:
Inventor:
Georg Keil, Gross-Bieberau, DE;
Assignee:
Firma Merz & Kreel GmbH & Co., Gross-Bieberau, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B43K / ; B43K / ; B43K / ;
U.S. Cl.
CPC ...
401 29 ; 401 99 ; 401198 ;
Abstract
A writing utensil, in particular a fibre pen, marking pen or liner with two optionally usable, different writing tips is provided which are disposed at the same end of the writing utensil and nested into each other and can thus be jointly supplied by a writing material reservoir.