Convex ostomy barrier patent granted to Hollister
Summary
USPTO granted patent US12589023B2 to Hollister Incorporated on March 31, 2026, for a convex ostomy barrier and method of forming such barriers. The patent covers a skin barrier with inlet opening and convex insert system for attaching ostomy appliances to peristomal skin. Invented by Kenneth Nielsen, the patent includes 6 claims under CPC classifications A61F 5/448 and related codes.
What changed
USPTO issued patent US12589023B2 to Hollister Incorporated on March 31, 2026, covering a convex ostomy barrier device with a skin-friendly adhesive, inlet opening for stoma reception, and a convex insert system including a convex insert and ring. The patent (application 18758303, filed June 28, 2024) has 6 claims under CPC classifications A61F 5/448, A61F 5/445, and related codes.
This is a patent grant announcement with no compliance obligations for third parties. Healthcare providers, medical device manufacturers, and ostomy patients should note this IP development for awareness, but no regulatory action is required. Patent grants do not impose deadlines, reporting requirements, or penalties on non-holders.
Archived snapshot
Mar 31, 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.
Convex ostomy barrier and method of forming convex ostomy barriers of various softness
Grant US12589023B2 Kind: B2 Mar 31, 2026
Assignee
HOLLISTER INCORPORATED
Inventors
Kenneth Nielsen
Abstract
A convex ostomy barrier for attaching an ostomy appliance to a peristomal skin surrounding a stoma includes a skin barrier formed from a skin friendly adhesive, an inlet opening for receiving a stoma, and a convex insert system arranged adjacent the skin barrier to provide a convex body-side contour of the convex ostomy barrier. The convex insert system includes a convex insert and a ring, which are configured to be assembled together to form the convex insert system.
CPC Classifications
A61F 5/448 A61F 2005/4483 A61F 5/445 A61F 2005/4486 A61F 5/449
Filing Date
2024-06-28
Application No.
18758303
Claims
6
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Source
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