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:
Oct. 20, 2026
Filed:
May. 27, 2022
3m Innovative Properties Company, St. Paul, MN (US);
Joseph D. Rule, Woodbury, MN (US);
Jaimie E Stomberg, Minneapolis, MN (US);
Duy K. Lehuu, Lake Elmo, MN (US);
Jay M. Jennen, Forest Lake, MN (US);
David P. Siglin, St. Paul, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
The present disclosure relates to polyurethanes comprising a reaction product of a reactive mixture including a polyol having a number average molecular weight of at least 400 Daltons, a diol chain extender having a molecular weight less than 400 Daltons, a diisocyanate; and a multifunctional amine. The present disclosure further provides polishing layers and polishing pads fabricated therefrom. Additionally, the present disclosure provides polishing systems and polishing methods employing said polishing layers and polishing pads.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile