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:
Mar. 23, 2010
Filed:
Jan. 23, 2004
Applicants:
Martin Friz, Darmstadt, DE;
Reiner Dombrowski, Hoechst, DE;
Uwe Anthes, Erbach, DE;
Inventors:
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 15/00 (2006.01); C22B 1/16 (2006.01); C04B 35/01 (2006.01); C23C 16/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a vapour-deposition material for the production of optical layers of high refractive index which comprises titanium oxide and ytterbium oxide in a molar ratio of from 4:1 to 1:4, to a process for the preparation thereof, and to the use thereof.