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:
Nov. 11, 2014
Filed:
Jan. 31, 2007
Applicants:
Milja Makela, Lahti, FI;
Pekka Soininen, Helsinki, FI;
Sami Sneck, Vantaa, FI;
Inventors:
Assignee:
Beneq Oy, Vantaa, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C 16/455 (2006.01); A44C 27/00 (2006.01); C23C 16/40 (2006.01);
U.S. Cl.
CPC ...
C23C 16/403 (2013.01); C23C 16/45525 (2013.01); A44C 27/005 (2013.01); C23C 16/45555 (2013.01); C23C 16/405 (2013.01);
Abstract
In the method, silver is protected against tarnishing using an Atomic Layer Deposition method. In the Atomic Layer Deposition method, a thin film coating is formed 5 on the surface of silver by depositing successive molecule layers of the coating material. For example aluminum oxide (Al 2O3) or zirconium oxide may be used as the coating material.