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. 06, 2022
Filed:
Feb. 19, 2020
E Ink Corporation, Billerica, MA (US);
Gregg M. Duthaler, Needham, MA (US);
Karl R. Amundson, Cambridge, MA (US);
Barrett Comiskey, Taipei, TW;
Alberto Goenaga, Houston, TX (US);
John E. Ritter, Westford, MA (US);
Michael L. Steiner, New Richmond, WI (US);
Robert W. Zehner, Los Gatos, CA (US);
E Ink Corporation, Billerica, MA (US);
Abstract
The invention provides an electrophoretic medium comprising at least two types of particles having substantially the same electrophoretic mobility but differing colors. The invention also provides article of manufacture comprising a layer of a solid electro-optic medium, a first adhesive layer on one surface of the electro-optic medium, a release sheet covering the first adhesive layer, and a second adhesive layer on an opposed second surface of the electro-optic medium.