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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 12222543 B1

PDFFull Text
Date of Patent:
Feb. 11, 2025

Filed:

Nov. 18, 2022

High refractive index nanoimprintable resin for optical waveguide applications

Applicant:

Microsoft Technology Licensing, Llc, Redmond, WA (US);

Inventors:

Atul Bhaskar Chaudhari, Uusimaa, FI;

Klaus Henrik Valtteri Kalima, Uusimaa, FI;

Mervi Kaarina Ylä-Jarkko, Hämeenlinna, FI;

Pasi Petteri Heinonen, Uusimaa, FI;

Assignee:

Microsoft Technology Licensing, LLC, Redmond, WA (US);

Attorney:

Workman Nydegger

Primary Examiner:

John Bedtelyon

Int. Cl.
CPC ...
G02B 6/122 (2006.01); B82Y 20/00 (2011.01); G02B 6/12 (2006.01); G02B 6/134 (2006.01);
U.S. Cl.
CPC ...
G02B 6/1223 (2013.01); G02B 6/1221 (2013.01); G02B 6/134 (2013.01); B82Y 20/00 (2013.01); G02B 2006/12035 (2013.01);
Abstract

Disclosed is a nanoimprintable resin for use in optical waveguide applications. The nanoimprintable resin includes a base resin, metal oxide nanoparticles, and a photoinitiator. A cured film of the nanoimprintable resin exhibits a refractive index greater than or equal to 1.8 (589 nm), such as 1.9 (599 nm), according to ASTM D1218-21 at 25° C.

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Chaudhari, Atul. (2025). High refractive index nanoimprintable resin for optical waveguide applications (U.S. Patent No. 12222543). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12222543

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

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