European Patent Office

T 0861/25 (Optical fiber/CORNING) of 15.04.2026

European Case Law Identifier
ECLI:EP:BA:2026:T086125.20260415
Date of decision
15 April 2026
Case number
T 0861/25
Online on
20 April 2026
Petition for review of
-
Application number
21162268.3
Language of proceedings
English
Distribution
No distribution (D)
OJ versions
No OJ links found
Other decisions for this case
-
Abstracts for this decision
-
Application title
REDUCED DIAMETER OPTICAL FIBER WITH IMPROVED MICROBENDING
Applicant name
Corning Incorporated
Opponent name
-
Board
3.4.02
Headnote
-
Relevant legal provisions
European Patent Convention Art 111(1)European Patent Convention Art 113(1)European Patent Convention R 103(1)(a)Rules of procedure of the Boards of Appeal 2020 Art 011
Keywords
Right to be heard - examination procedure
Right to be heard - substantial procedural violation (yes)
Reimbursement of appeal fee - (yes)
Appeal decision - remittal to the department of first instance (yes)
Catchword
-
Cited cases
T 0951/92
Citing cases
-

Order

For these reasons it is decided that:

1. The decision under appeal is set aside.

2. The case is remitted to the examining division for further prosecution on the basis of the main request and auxiliary requests I to XIII.

3. The appeal fee is reimbursed.