Bayer Healthcare - EP4249018A2 - Quick Release Plunger
Summary
The European Patent Office published application EP4249018A2 for a quick release plunger for medical syringes, filed by Bayer Healthcare LLC. The inventors are Kevin P. Cowan, Edward J. Rhinehart, and Mark Trocki, classified under IPC codes A61M 5/32, A61M 5/50, and A61M 5/315. The application designates all EU member states as participating countries and was published on April 15, 2026.
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GovPing monitors EPO Patent Bulletin - Medical Devices (A61M) for new healthcare & life sciences regulatory changes. Every update since tracking began is archived, classified, and available as free RSS or email alerts — 66 changes logged to date.
What changed
The European Patent Office published application EP4249018A2, a patent filing for a quick release plunger mechanism applicable to medical syringes. The application names Bayer Healthcare LLC as the applicant and covers three IPC classifications related to injection devices (A61M 5/32, A61M 5/50, A61M 5/315), designating all EU member states under the EPC system.
Bayer Healthcare LLC has obtained a published record of its intellectual property claim covering this plunger design. No compliance obligations are imposed on third parties by this publication. Competitors developing similar syringe mechanisms should review the application's claims upon grant to assess potential overlap with their own products.
Archived snapshot
Apr 25, 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.
QUICK RELEASE PLUNGER
Publication EP4249018A2 Kind: A2 Apr 15, 2026
Applicants
Bayer Healthcare LLC
Inventors
COWAN, Kevin P., RHINEHART, Edward J., TROCKI, Mark
IPC Classifications
A61M 5/32 20060101AFI20240212BHEP A61M 5/50 20060101ALI20240212BHEP A61M 5/315 20060101ALI20240212BHEP
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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