Ventilation System with Improved Valving

ChangeBridge: EPO Bulletin - Medical Devices (A61M)

Published March 25th, 2026

Detected April 1st, 2026

Summary

The European Patent Office published patent application EP4395861A1 for a ventilation valving system invented by Ryan Redford on March 25, 2026. The patent application covers medical ventilation devices with improved valving mechanisms. No regulatory compliance obligations are imposed by this patent publication.

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What changed

The EPO published European patent application EP4395861A1 titled 'Ventilation System with Improved Valving' filed by inventor Ryan Redford. The application covers IPC classifications A61M 16/20, A62B 9/02, A61M 16/04, A61M 16/06, and A62B 7/04 relating to respiratory therapy and ventilation equipment. The patent designates all EU member states plus other European countries.

Patent applicants and competitors should review the claims for freedom-to-operate assessments and potential infringement analysis. This is an informational patent publication with no compliance deadlines or regulatory obligations. Medical device manufacturers developing ventilation products should monitor this and similar patents in the space.

Source document (simplified)

← EPO Patent Bulletin

VENTILATION SYSTEM WITH IMPROVED VALVING

Publication EP4395861A1 Kind: A1 Mar 25, 2026

Applicants

Redford, Ryan

Inventors

Redford, Ryan

IPC Classifications

A61M 16/20 20060101AFI20250714BHEP A62B 9/02 20060101ALI20250714BHEP A61M 16/04 20060101ALI20250714BHEP A61M 16/06 20060101ALI20250714BHEP A62B 7/04 20060101ALI20250714BHEP

Designated States

AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR

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