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:
Jun. 01, 2010
Filed:
Jun. 24, 2003
Applicant:
Bansi Lal Kaul, Biel-Benken, CH;
Inventor:
Bansi Lal Kaul, Biel-Benken, CH;
Assignee:
MCA Technologies GmbH, Biel-Benken, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 487/22 (2006.01); C07D 487/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present application relates to compounds of formula A(D)(E), (I), compounds of formula (III), compounds of formula (X), as well as processes for the preparation thereof, processes where the compounds (I) are converted to pigments of formula (II) and the use of the compounds (I).
Kaul, Bansi. (2010). Solvent-free process for the preparation of diketopyrrolopyrrole derivatives (U.S. Patent No. 7728139). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7728139
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