(19)
(11) EP 4 816 375 A1

(12)

(43) Date of publication:
07.10.2026 Bulletin 2026/41

(21) Application number: 24898907.1

(22) Date of filing: 02.12.2024
(51) International Patent Classification (IPC): 
C07F 5/02(2006.01)
C25D 13/02(2006.01)
(52) Cooperative Patent Classification (CPC):
C07F 5/04; C07F 5/022; C01B 32/182; H01M 8/0234; H01M 8/0245; C25B 11/032; C25B 11/054; C25B 11/065; C25B 1/04; B01J 21/02
(86) International application number:
PCT/US2024/058113
(87) International publication number:
WO 2025/117963 (05.06.2025 Gazette 2025/23)
(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: 30.11.2023 US 202363604311 P

(71) Applicant: 1S1 Energy, Inc.
Portola Valley, CA 94028 (US)

(72) Inventors:
  • BHATTACHARYYA, Sukanta
    Belmont, California 94002 (US)
  • SOBEK, Daniel
    Portola Valley, California 94028 (US)

(74) Representative: Stellbrink & Partner Patentanwälte mbB 
Widenmayerstrasse 10
80538 München
80538 München (DE)

   


(54) BORONIC ACID-FUNCTIONALIZED CARBON MATERIALS