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 7087181 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 08, 2006

Filed:

Jan. 30, 2001
Applicants:

Walter Schmidt, Russikon, CH;

Frédéric Reymond, La Conversion, CH;

Joël S. Rossier, Saillon, CH;

Inventors:

Walter Schmidt, Russikon, CH;

Frédéric Reymond, La Conversion, CH;

Joël S. Rossier, Saillon, CH;

Assignee:

DiagnoSwiss S.A., Monthey, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B81C 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The technology is based on the anisotropic plasma etching of organic polymer sheets partially protected by a metallic mask. The originality of the process is to pattern the surface properties by the same physical means as the one used for the three dimensional fabrication and simultaneously to this fabrication. Surface properties means, but are not limited to hydrophobicity, hydrophilicity, conductivity, reflectability, rugosity and more precisely the chemical and/or physical state of the surface. It is also possible to generate the desired fonctionalities, for instance carboxylic acid, ester, ether, amid or imid, during the etching process. The patterning of the different properties may be achieved by two different techniques that may be used separately or simultaneously.


Find Patent Forward Citations

Schmidt, Walter. (2006). Method for fabricating micro-structures with various surface properties in multi-layer body by plasma etching (U.S. Patent No. 7087181). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7087181

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