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. 14, 1999
Filed:
Mar. 06, 1997
Applicant:
Inventors:
Richard A Murray, San Diego, CA (US);
Dan J Dull, San Diego, CA (US);
Assignee:
ENCAD, Inc., San Diego, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
347-7 ; 347 87 ;
Abstract
An ink jet printer cartridge includes a memory storage element mounted on a side surface thereof. The memory storage element stores information about ink expelled from the cartridge. The information is routed from the memory storage element to an external device, and the user may be warned when cartridge replacement is advisable.