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. 22, 2019
Filed:
Aug. 28, 2018
3m Innovative Properties Company, St. Paul, MN (US);
Thomas P. Klun, Lakeland, MN (US);
Mark A. Roehrig, Stillwater, MN (US);
Joseph C. Spagnola, Woodbury, MN (US);
Alan K. Nachtigal, Maplewood, MN (US);
Charles J. Hoy, Maple Plain, MN (US);
Richard J. Pokorny, Maplewood, MN (US);
William J. Hunt, Afton, MN (US);
Jason T. Petrin, Woodbury, MN (US);
Paul B. Armstrong, St. Paul, MN (US);
Suresh S. Iyer, Woodbury, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
Compounds having hindered amine and oxyalkyl amine light stabilizers can mitigate the adverse effects of actinic radiation, such as visible and ultraviolet light, in particular on substrates such as glass or ceramic substrates. Polymers derived from such compounds. Nanoparticles, substrates, such as glass or ceramic substrates, or both nanoparticles and substrates, having such compounds affixed thereto. Articles containing at least one of such polymers, nanoparticles, substrates, or compounds.