Optical Coherence Metrology and Tomography with Improved Registration

ChangeBridge: EPO Bulletin - Diagnosis & Surgery (A61B)

Published March 25th, 2026

Detected April 1st, 2026

Summary

The European Patent Office published patent application EP3922165A1 for Alcon Inc., covering optical coherence metrology and tomography systems with improved registration technology. The patent was filed by inventors Steven James Frisken and Grant Andrew Frisken. No compliance deadlines or penalties are associated with this patent publication notice.

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What changed

EPO published patent application EP3922165A1 titled 'Optical Coherence Metrology and Tomography with Improved Registration,' filed by Alcon Inc. The patent covers A61B 3/10 classification technology related to optical coherence tomography systems. Designated states include all EPC contracting 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).

Patent publications are informational notices requiring no immediate action from competitors or industry participants. Companies developing similar optical coherence tomography technology should review the patent claims to assess potential infringement risks. Legal counsel should be consulted if developing competing products in the designated European states.

Source document (simplified)

← EPO Patent Bulletin

OPTICAL COHERENCE METROLOGY AND TOMOGRAPHY WITH IMPROVED REGISTRATION

Publication EP3922165A1 Kind: A1 Mar 25, 2026

Applicants

Alcon Inc.

Inventors

FRISKEN, Steven James, FRISKEN, Grant Andrew

IPC Classifications

A61B 3/10 20060101AFI20211108BHEP G06T 7/33 20170101ALI20211108BHEP

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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