Biliary Stent Patent US12599491B2 Granted to BVW Holding AG
Summary
USPTO granted Patent US12599491B2 to BVW Holding AG for a biliary stent endoprosthesis featuring a polymeric coating with micropattern surface textures. The patent covers stents with inner/outer surfaces, lumens, and macropattern surface features in both expanded and contracted states. The patent includes 20 claims and names Lukas Bluecher and Michael Milbocker as inventors.
What changed
USPTO granted Patent US12599491B2 for a biliary stent endoprosthesis with a polymeric coating featuring micropattern surface textures. The patent covers the stent structure including inner/outer surfaces defining a lumen, with surface textures arranged in a macropattern, and provides 20 claims protecting the technology.
For medical device manufacturers and patent holders, this grant establishes enforceable intellectual property rights for BVW Holding AG in the biliary stent space. Competitors developing similar endoprostheses with micropattern coatings should review the patent claims to assess potential licensing needs or design-around considerations.
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Apr 14, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
Biliary stent
Grant US12599491B2 Kind: B2 Apr 14, 2026
Assignee
BVW Holding AG
Inventors
Lukas Bluecher, Michael Milbocker
Abstract
The present disclosure provides an endoprosthesis where a preferably polymeric coating has a number of surface features such as protrusions or textures that are arranged in a micropattern. The endoprosthesis optionally has an expanded state and a contracted state, and in some cases includes a stent with a polymeric coating attached to an outer surface of the stent. The stent may have an inner surface defining a lumen, an outer surface, and a stent thickness defined between the inner surface and outer surface. The stent may comprise a plurality of surface textures extending from the stent surfaces, wherein the textures are arranged in a macropattern.
CPC Classifications
A61F 2/0077 A61F 2002/0081 A61F 2002/0086 A61F 2002/041 A61F 2/848 A61F 2220/0008 A61F 2250/0056 A61L 2400/18
Filing Date
2022-06-13
Application No.
17838407
Claims
20
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