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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.:

US 12398479 B1

PDFFull Text
Date of Patent:
Aug. 26, 2025

Filed:

Feb. 04, 2020

Copper electroplating baths containing reaction products of amines, polyacrylamides and bisepoxoides

Applicants:

Dow Global Technologies Llc, Midland, MI (US);

Rohm and Haas Electronic Materials Llc, Marlborough, MA (US);

Inventors:

Weijing Lu, Fanling, HK;

Lingli Duan, Pudong District, CN;

Zukhra Niazimbetova, Westborough, MA (US);

Chen Chen, Pudong District, CN;

Maria Rzeznik, Shrewsbury, MA (US);

Assignees:

Rohm and Haas Electronic Materials LLC, Marlborough, MA (US);

Dow Global Technologies LLC, Midland, MI (US);

Attorney:

Jonathan D. Baskin

Primary Examiner:

Megan McCulley

Int. Cl.
CPC ...
C25D 3/38 (2006.01); C08G 59/22 (2006.01); C08G 59/50 (2006.01); C08G 73/02 (2006.01); C25D 3/58 (2006.01); C23C 18/16 (2006.01); C25D 7/12 (2006.01);
U.S. Cl.
CPC ...
C25D 3/38 (2013.01); C08G 59/22 (2013.01); C08G 59/502 (2013.01); C08G 73/0206 (2013.01); C08G 73/024 (2013.01); C25D 3/58 (2013.01); C23C 18/1653 (2013.01); C25D 7/123 (2013.01);
Abstract

Copper electroplating baths include reaction products of amines, polyacrylamides and bisepoxides. The reaction products function as levelers and enable copper electroplating baths which have high throwing power and provide copper deposits with reduced nodules.

Find Patent Forward Citations

Lu, Weijing. (2025). Copper electroplating baths containing reaction products of amines, polyacrylamides and bisepoxoides (U.S. Patent No. 12398479). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12398479

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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