Changeflow GovPing Healthcare Cochlear implant drug delivery system, EP3684456A2
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Cochlear implant drug delivery system, EP3684456A2

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Summary

The European Patent Office published patent application EP3684456A2 by Cochlear Limited for an implantable therapeutic substance delivery system designed for cochlear implants. The system enables localized delivery of therapeutic substances to the inner ear through an implanted device. The application covers designated states across the European Economic Area.

What changed

EPO published patent application EP3684456A2 for an implantable therapeutic substance delivery system for cochlear implants. The system allows localized drug delivery to the inner ear via an implanted therapeutic substance delivery device.

Competitors developing cochlear implant systems with drug delivery capabilities should conduct freedom-to-operate analyses. Medical device manufacturers entering the hearing loss treatment market may need to evaluate licensing options or design-around strategies.

What to do next

  1. Review patent claims for freedom-to-operate analysis
  2. Monitor for patent grant or opposition period
  3. Assess competitive landscape impact on cochlear implant drug delivery

Archived snapshot

Apr 8, 2026

GovPing 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.

← EPO Patent Bulletin

IMPLANTABLE THERAPEUTIC SUBSTANCE DELIVERY SYSTEM

Publication EP3684456A2 Kind: A2 Apr 01, 2026

Applicants

Cochlear Limited

Inventors

SMYTH, Daniel, KIRK, Jonathon, TREABA, Claudiu G., DUECK, Wolfram Frederik, EECKHOUDT, Stijn, WALRAEVENS, Joris, MURPHY, Richard Bruce

IPC Classifications

A61M 31/00 20060101AFI20210511BHEP A61F 11/00 20060101ALI20210511BHEP A61M 39/02 20060101ALI20210511BHEP

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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Last updated

Classification

Agency
EPO
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
EP3684456A2

Who this affects

Applies to
Medical device makers Healthcare providers Investors
Industry sector
3345 Medical Device Manufacturing
Activity scope
Patent filing Medical device development Drug delivery systems
Geographic scope
European Union EU

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Medical Devices Healthcare

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