Patent · US Active

Organic compounds containing squaric acid or croconic acid moieties for application in electronic devices

US9755155B2 · kind B2 · utility

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0References

9Claims

0Family size

Assignee

SONY GROUP CORPORATION · JP

Inventors

Gerda Fuhrmann · Stuttgart, DE
David Danner · Leatherhead, GB
Markus Obermaier · Waldkraiburg, DE
Ameneh Bamedi Zilai · Stuttgart, DE
Gabriele Nelles · Stuttgart, DE
Lars Peter Scheller · Stuttgart, DE

Key dates

Filing date	Apr 8, 2013
Grant date	Sep 5, 2017
Priority date	—
Expiry date	Apr 8, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E10/549
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A compound containing a squaric acid or a croconic acid group as an anchoring group. The compound containing a squaric acid or a croconic acid group has formula 1:where n is 1 or 2, and D is selected from an alkyl, aryl, aralkyl, heteroalkyl, heteroaryl or heteroaralkyl substituent, and each substituent is substituted or unsubstituted.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.