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 8252201 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 28, 2012

Filed:

Nov. 09, 2009
Applicants:

Roman Dabrowski, Warsaw, PL;

Jerzy Dziaduszek, Warsaw, PL;

Przemyslaw Kula, Warsaw, PL;

Inventors:

Roman Dabrowski, Warsaw, PL;

Jerzy Dziaduszek, Warsaw, PL;

Przemyslaw Kula, Warsaw, PL;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/00 (2006.01); C09K 19/06 (2006.01); C09K 19/52 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to low viscosity, broad range nematic media having large birefringence and moderately large dielectric anisotropy. The nematic media are useful in a variety of electrooptical devices, including electronic lenses.


Find Patent Forward Citations

Dabrowski, Roman. (2012). Liquid crystalline medium (U.S. Patent No. 8252201). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8252201

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