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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 11198270 B1

PDFFull Text
Date of Patent:
Dec. 14, 2021

Filed:

Dec. 10, 2020

Quantum dot films, lighting devices, and lighting methods

Applicant:

Nanosys, Inc., Milpitas, CA (US);

Inventors:

Robert S. Dubrow, San Carlos, CA (US);

William P. Freeman, San Mateo, CA (US);

Ernest Lee, Palo Alto, CA (US);

Paul Furuta, Sunnyvale, CA (US);

Assignee:

NANOSYS, Inc., Milpitas, CA (US);

Attorney:

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Primary Examiner:

Andrew J Coughlin

Assistant Examiner:

Jessica M Apenteng

Int. Cl.
CPC ...
B32B 5/16 (2006.01); F21V 8/00 (2006.01); B32B 9/04 (2006.01); F21V 9/30 (2018.01); G02F 1/13357 (2006.01); B82Y 20/00 (2011.01); G02F 1/1335 (2006.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
B32B 5/16 (2013.01); B32B 9/04 (2013.01); B82Y 20/00 (2013.01); F21V 9/30 (2018.02); G02B 6/005 (2013.01); G02B 6/0053 (2013.01); G02B 6/0055 (2013.01); G02B 6/0061 (2013.01); G02B 6/0068 (2013.01); G02B 6/0073 (2013.01); G02F 1/133611 (2013.01); B32B 2313/00 (2013.01); B32B 2457/202 (2013.01); B32B 2551/00 (2013.01); F21Y 2115/10 (2016.08); G02F 1/133614 (2021.01); Y10S 977/774 (2013.01); Y10T 428/31504 (2015.04);
Abstract

Light-emitting quantum dot films, quantum dot lighting devices, and quantum dot-based backlight units are provided. Related compositions, components, and methods are also described. Improved quantum dot encapsulation and matrix materials are provided. Quantum dot films with protective barriers are described. High-efficiency, high brightness, and high-color purity quantum dot-based lighting devices are also included, as well as methods for improving efficiency and optical characteristics in quantum dot-based lighting devices.

Find Patent Forward Citations

Dubrow, Robert. (2021). Quantum dot films, lighting devices, and lighting methods (U.S. Patent No. 11198270). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11198270

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

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