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:
Dec. 23, 2025
Filed:
Jun. 08, 2022
Plasmateria Gmbh, Vienna, AT;
Martin Jaroš, Vienna, AT;
Bernhard Kohlhauser, Vienna, AT;
PLASMATERIA GMBH, Vienna, AT;
Abstract
The invention relates to an apparatus for forming a coating on and/or modifying the properties of the inner surface of a hollow article (), wherein the apparatus comprises a plasma source (), the plasma source () having an elongate shape and comprising a cathode () as well as a target (), wherein the target () is a thermionic electron emission source, wherein the target () is connected to the cathode () in an electrically conductive manner, wherein the plasma source () further comprises a masking () which partially covers the outer surface of the cathode () and the target (), and which masking () is adapted to prevent the formation of plasma on an area covered by the masking () during operation of the apparatus, wherein a plasma formation area () is provided on the target (), which plasma formation area () is not covered by the masking (). The invention further relates to a target (), an arrangement of the apparatus, a method, as well as a hollow article ().