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.

Date of Patent:
Oct. 03, 2017

Filed:

Mar. 27, 2017
Applicant:

Carl Zeiss Vision International Gmbh, Aalen, DE;

Inventor:

Andreas Neuffer, Asperg, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 19/06 (2006.01); G01B 21/08 (2006.01);
U.S. Cl.
CPC ...
G01N 19/06 (2013.01); G01B 21/08 (2013.01);
Abstract

Determining a barrier effect of a coating for a medium includes: providing a substrate having the coating on its surface, the substrate undergoing a volume change on contact with the medium; conditioning the substrate with the coating; removing the coating from a first part of the surface, leaving the coating on a second part, the first part having an extent in a first direction delimited by the coating remaining on the second; determining a height profile of the coating on the second part and the first part on a path in the first direction; exposing the remaining coating and the first part to the medium; determining a second height profile of the coating on the second part and the first part on the path in the first direction and/or determining a difference in height profile on the second and first part with respect to the height profile determined beforehand.


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