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:
Mar. 27, 2018
Filed:
Jul. 31, 2014
Hewlett-packard Development Company, L.p., Houston, TX (US);
Steven B Elgee, Vancouver, WA (US);
Jefferson P Ward, Vancouver, WA (US);
Jayprakash C Bhatt, Corvallis, OR (US);
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Abstract
Methods, apparatus, systems and articles of manufacture to control operation of a printer based on whether a marker is detected in a pigment ink are disclosed. Example apparatus include an optical sensor to detect a marker in a vehicle component of the pigment ink. The vehicle is depleted of a pigment component. The apparatus also includes a controller to control operation of the printer based on whether the marker is detected. The apparatus can also include an authorizer to determine whether the printer in which the pigment ink is installed is authorized to use the pigment ink having the marker. The controller of the apparatus is to control operation of the printer by transmitting a control signal to a print head processor to halt printing operations. The apparatus can additionally include a filter to deplete the vehicle component of the pigment component.