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. 03, 2020
Filed:
Nov. 21, 2017
Sumimoto Chemical Company Limited, Tokyo, JP;
Cambridge Display Technology Limited, Cambridgeshire, GB;
Ruth Pegington, Godmanchester, GB;
Sophie Barbara Heidenhain, Lower Cambourne, GB;
Mary J. McKiernan, Pangbourne, GB;
Sumitomo Chemical Company Limited, Tokyo, JP;
Cambridge Display Technology Limited, Godmanchester, GB;
Abstract
A polymer comprising one or more optionally substituted repeat units of formula (I): wherein each Arindependently represents a substituted or unsubstituted aromatic or heteroaromatic group; each Arindependently represents a substituted or unsubstituted aromatic or heteroaromatic group; n and m in each occurrence is at least 1; and Rand Rare substituents wherein Rand Rare different.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile