(19)
(11) EP 4 771 433 A1

(12)

(43) Date of publication:
08.07.2026 Bulletin 2026/28

(21) Application number: 24764909.8

(22) Date of filing: 19.08.2024
(51) International Patent Classification (IPC): 
G02B 5/30(2006.01)
B29D 11/00(2006.01)
(52) Cooperative Patent Classification (CPC):
G02B 5/305; B29D 11/00644; G02B 5/3041; B29D 11/00788; G02B 5/3033
(86) International application number:
PCT/IB2024/058059
(87) International publication number:
WO 2025/046387 (06.03.2025 Gazette 2025/10)
(84) Designated 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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
GE KH MA MD TN

(30) Priority: 31.08.2023 US 202363535617 P

(71) Applicant: 3M Innovative Properties Company
Saint Paul, Minnesota 55133-3427 (US)

(72) Inventors:
  • SCHMIDT, Daniel J.
    Saint Paul, Minnesota 55133-3427 (US)
  • PETAJA, Jason S.
    Saint Paul, Minnesota 55133-3427 (US)
  • GILLETTE, Kristy A.
    Saint Paul, Minnesota 55133-3427 (US)
  • WHEELER, Brianna N.
    Saint Paul, Minnesota 55133-3427 (US)

(74) Representative: Vossius & Partner Patentanwälte Rechtsanwälte mbB 
Siebertstraße 4
81675 München
81675 München (DE)

   


(54) DICHROIC POLARIZER FILM