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:
Nov. 30, 1976
Filed:
Feb. 23, 1976
Applicant:
Inventor:
John R McKnight, San Diego, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B43K / ; B43K / ;
U.S. Cl.
CPC ...
401 99 ; 401-6 ;
Abstract
The invention is a ballpoint pen characterized by a generally teardrop-shaped planar casing defining an arcuate channel therein to receive a conventional, flexible ink cartridge in a compact configuration, this casing having a key-chain hole therein and a retractor button disposed on one side or edge thereof.
McKnight, John. (1976). Pocket pen (U.S. Patent No. 3994605). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3994605
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile