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:
Jul. 20, 2021
Filed:
Jan. 14, 2019
Applicant:
At&s Austria Technologie & Systemtechnik Aktiengesellschaft, Leoben, AT;
Inventors:
Jolanta Klocek, Leoben, AT;
Thomas Krivec, Zeltweg, AT;
Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H05K 3/06 (2006.01); C23F 1/16 (2006.01);
U.S. Cl.
CPC ...
H05K 3/067 (2013.01); C23F 1/16 (2013.01); H05K 2203/124 (2013.01); H05K 2203/125 (2013.01);
Abstract
An etching composition for etching an electrically conductive layer structure for forming a conductor track is provided. The etching composition includes an etchant, a highly branched compound and optionally a solvent. In addition, a method of etching an electrically conductive layer structure, a conductor track, an arrangement of at least two conductor tracks, and a component carrier are provided.