CPC Scheme - C25B ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR

Version: 2024.08

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			CPC	COOPERATIVE PATENT CLASSIFICATION
			C25B	ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR (anodic or cathodic protection C23F 13/00; single-crystal growth C30B) [2021-01] NOTE Compounds of particular interest are also classified in the relevant classes, e.g. in C01, C07, C08.

C25B 1/00

Electrolytic production of inorganic compounds or non-metals [2021-01]

WARNING

Group C25B 1/00 is impacted by reclassification into groups C25B 1/01, C25B 1/135, C25B 1/23, C25B 1/27, and C25B 1/50.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 1/01

Products [2021-01]

WARNING

Group C25B 1/01 is incomplete pending reclassification of documents from group C25B 1/00.
Groups C25B 1/00 and C25B 1/01 should be considered in order to perform a complete search.

C25B 1/02

. .

Hydrogen or oxygen [2021-01]

C25B 1/04

. . .

by electrolysis of water [2022-01]

WARNING

Group C25B 1/04 is incomplete pending reclassification of documents from group C25B 9/70.
Group C25B 1/04 is also impacted by reclassification into groups C25B 1/042, C25B 1/044, C25B 9/05, C25B 9/19, C25B 9/23, C25B 9/73, C25B 9/75, C25B 9/77, C25B 11/00 and C25B 11/02.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 1/042

. . . .

by electrolysis of steam [2022-01]

WARNING

Group C25B 1/042 is incomplete pending reclassification of documents from group C25B 1/04.
Groups C25B 1/04 and C25B 1/042 should be considered in order to perform a complete search.

C25B 1/044

. . . .

producing mixed hydrogen and oxygen gas, e.g. Brown's gas [HHO] [2022-01]

WARNING

Group C25B 1/044 is incomplete pending reclassification of documents from group C25B 1/04.
Groups C25B 1/04 and C25B 1/044 should be considered in order to perform a complete search.

C25B 1/13

. .

Ozone [2021-01]

C25B 1/135

. .

Carbon [2021-01]

WARNING

Group C25B 1/135 is incomplete pending reclassification of documents from group C25B 1/00.
Groups C25B 1/00 and C25B 1/135 should be considered in order to perform a complete search.

C25B 1/14

. .

Alkali metal compounds [2021-01]

C25B 1/16

. . .

Hydroxides (by simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine C25B 1/34) [2022-01]

C25B 1/18

. .

Alkaline earth metal compounds or magnesium compounds [2021-01]

C25B 1/20

. . .

Hydroxides [2021-01]

C25B 1/21

. .

Manganese oxides [2021-01]

C25B 1/22

. .

Inorganic acids [2021-01]

C25B 1/23

. .

Carbon monoxide or syngas [2021-01]

WARNING

Group C25B 1/23 is incomplete pending reclassification of documents from group C25B 1/00.
Groups C25B 1/00 and C25B 1/23 should be considered in order to perform a complete search.

C25B 1/24

. .

Halogens or compounds thereof [2021-01]

C25B 1/245

. . .

Fluorine; Compounds thereof [2021-01]

C25B 1/26

. . .

Chlorine; Compounds thereof (by simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine C25B 1/34) [2022-01]

C25B 1/265

. . . .

{Chlorates} [2021-01]

C25B 1/27

. .

Ammonia [2021-01]

WARNING

Group C25B 1/27 is incomplete pending reclassification of documents from group C25B 1/00.
Groups C25B 1/00 and C25B 1/27 should be considered in order to perform a complete search.

C25B 1/28

. .

Per-compounds [2021-01]

C25B 1/29

. . .

Persulfates [2021-01]

C25B 1/30

. . .

Peroxides [2021-01]

C25B 1/32

. . .

Perborates [2021-01]

C25B 1/33

. .

Silicon [2021-01]

C25B 1/34

. .

Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis [2022-01]

C25B 1/36

. . .

in mercury cathode cells [2021-01]

C25B 1/42

. . . .

Decomposition of amalgams [2021-01]

C25B 1/44

. . . . .

with the aid of catalysts [2021-01]

C25B 1/46

. . .

in diaphragm cells [2021-01]

C25B 1/50

Processes [2021-01]

WARNING

Group C25B 1/50 is incomplete pending reclassification of documents from group C25B 1/00.
Groups C25B 1/00 and C25B 1/50 should be considered in order to perform a complete search.

C25B 1/55

. .

Photoelectrolysis [2021-01]

C25B 3/00

Electrolytic production of organic compounds [2022-01]

WARNING

Group C25B 3/00 is impacted by reclassification into groups C25B 3/01, C25B 3/03, C25B 3/05, C25B 3/07, C25B 3/09, C25B 3/11, C25B 3/20, C25B 3/21 and C25B 3/26.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 3/01

Products [2022-01]

WARNING

Groups C25B 3/01, C25B 3/03, C25B 3/05, C25B 3/07, C25B 3/09 and C25B 3/11 are incomplete pending reclassification of documents from groups C25B 3/00, C25B 3/23, C25B 3/25, C25B 3/27, C25B 3/28, C25B 3/29 and C25B 3/295.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 3/03

. .

Acyclic or carbocyclic hydrocarbons [2021-01]

C25B 3/05

. .

Heterocyclic compounds [2021-01]

C25B 3/07

. .

Oxygen containing compounds [2021-01]

C25B 3/09

. .

Nitrogen containing compounds [2021-01]

C25B 3/11

. .

Halogen containing compounds [2021-01]

C25B 3/13

. .

Organo-metallic compounds [2021-01]

C25B 3/20

Processes [2021-01]

WARNING

Group C25B 3/20 is incomplete pending reclassification of documents from group C25B 3/00.
Groups C25B 3/00 and C25B 3/20 should be considered in order to perform a complete search.

C25B 3/21

. .

Photoelectrolysis [2021-01]

WARNING

Group C25B 3/21 is incomplete pending reclassification of documents from groups C25B 3/00, C25B 3/23, C25B 3/25, C25B 3/27, C25B 3/28, C25B 3/29, and C25B 3/295.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 3/23

. .

Oxidation (halogenation C25B 3/27) [2022-01]

WARNING

Group C25B 3/23 is impacted by reclassification into groups C25B 3/01, C25B 3/03, C25B 3/05, C25B 3/07, C25B 3/09, C25B 3/11 and C25B 3/21.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 3/25

. .

Reduction [2022-01]

WARNING

Group C25B 3/25 is impacted by reclassification into groups C25B 3/01, C25B 3/03, C25B 3/05, C25B 3/07, C25B 3/09, C25B 3/11, C25B 3/21 and C25B 3/26.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 3/26

. . .

of carbon dioxide [2021-01]

WARNING

Group C25B 3/26 is incomplete pending reclassification of documents from groups C25B 3/00 and C25B 3/25.
Groups C25B 3/00, C25B 3/25, and C25B 3/26 should be considered in order to perform a complete search.

C25B 3/27

. .

Halogenation [2022-01]

WARNING

Group C25B 3/27 is impacted by reclassification into groups C25B 3/01, C25B 3/03, C25B 3/05, C25B 3/07, C25B 3/09, C25B 3/11 and C25B 3/21.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 3/28

. . .

Fluorination [2022-01]

WARNING

Group C25B 3/28 is impacted by reclassification into groups C25B 3/01, C25B 3/03, C25B 3/05, C25B 3/07, C25B 3/09, C25B 3/11 and C25B 3/21.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 3/29

. .

Coupling reactions [2022-01]

WARNING

Group C25B 3/29 is impacted by reclassification into groups C25B 3/01, C25B 3/03, C25B 3/05, C25B 3/07, C25B 3/09, C25B 3/11 and C25B 3/21.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 3/295

. . .

{hydrodimerisation} [2022-01]

WARNING

Group C25B 3/295 is impacted by reclassification into groups C25B 3/01, C25B 3/03, C25B 3/05, C25B 3/07, C25B 3/09, C25B 3/11 and C25B 3/21.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 5/00

Electrogenerative processes, i.e. processes for producing compounds in which electricity is generated simultaneously [2021-01]

C25B 7/00

Electrophoretic production of compounds or non-metals (separation or purification of peptides, e.g. of proteins, by electrophoresis C07K 1/26) [2021-01]

C25B 9/00

Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features [2022-01]

WARNING

Group C25B 9/00 is impacted by reclassification into groups C25B 9/01, C25B 9/015, C25B 9/05, C25B 9/07, C25B 9/09, C25B 9/13, C25B 9/15, C25B 9/50, C25B 9/60 and C25B 9/67.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/005

{Amalgam decomposition cells} [2021-01]

WARNING

Group C25B 9/005 is incomplete pending reclassification of documents from group C25B 9/70.
Groups C25B 9/70 and C25B 9/005 should be considered in order to perform a complete search.

C25B 9/01

Electrolytic cells characterised by shape or form [2022-01]

WARNING

Groups C25B 9/01 and C25B 9/015 are incomplete pending reclassification of documents from groups C25B 9/00, C25B 9/17, C25B 9/19, C25B 9/23, C25B 9/30, C25B 9/70, C25B 9/73, C25B 9/75 and C25B 9/77.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/015

. .

Cylindrical cells [2021-01]

C25B 9/05

Pressure cells [2022-01]

WARNING

Group C25B 9/05 is incomplete pending reclassification of documents from groups C25B 1/04, C25B 9/00, C25B 9/17, C25B 9/19, C25B 9/23, C25B 9/70, C25B 9/73, C25B 9/75 and C25B 9/77.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/07

Common duct cells [2022-01]

WARNING

Group C25B 9/07 is incomplete pending reclassification of documents from groups C25B 9/00, C25B 9/17, C25B 9/30, C25B 9/70, C25B 9/73 and C25B 9/75.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/09

Fused bath cells [2022-01]

WARNING

Group C25B 9/09 is incomplete pending reclassification of documents from groups C25B 9/00, C25B 9/17, C25B 9/19, C25B 9/23, C25B 9/70, C25B 9/73, C25B 9/75 and C25B 9/77.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/13

Single electrolytic cells with circulation of an electrolyte [2022-01]

WARNING

Groups C25B 9/13 and C25B 9/15 are incomplete pending reclassification of documents from groups C25B 9/00, C25B 9/17, C25B 9/19, C25B 9/23, C25B 9/30, C25B 9/70, C25B 9/73, C25B 9/75 and C25B 9/77.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/15

. .

Flow-through cells [2021-01]

C25B 9/17

Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof [2022-01]

WARNING

Group C25B 9/17 is impacted by reclassification into groups C25B 9/01, C25B 9/015, C25B 9/05, C25B 9/07, C25B 9/09, C25B 9/13, C25B 9/15 and C25B 9/50.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/19

. .

with diaphragms [2022-01]

WARNING

Group C25B 9/19 is incomplete pending reclassification of documents from groups C25B 1/04 and C25B 9/73.
Group C25B 9/19 is also impacted by reclassification into groups C25B 9/01, C25B 9/015, C25B 9/05, C25B 9/09, C25B 9/13, C25B 9/15, C25B 9/21, C25B 9/50, C25B 9/75, C25B 9/77 and C25B 11/036.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/21

. . .

two or more diaphragms [2021-01]

WARNING

Group C25B 9/21 is incomplete pending reclassification of documents from group C25B 9/19.
Groups C25B 9/19 and C25B 9/21 should be considered in order to perform a complete search.

C25B 9/23

. . .

comprising ion-exchange membranes in or on which electrode material is embedded [2022-01]

WARNING

Group C25B 9/23 is incomplete pending reclassification of documents from groups C25B 1/04 and C25B 9/73.
Group C25B 9/23 is also impacted by reclassification into groups C25B 9/01, C25B 9/015, C25B 9/05, C25B 9/09, C25B 9/13, C25B 9/15 and C25B 9/50.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/30

Cells comprising movable electrodes, e.g. rotary electrodes; Assemblies of constructional parts thereof [2022-01]

WARNING

Group C25B 9/30 is impacted by reclassification into groups C25B 9/01, C25B 9/015, C25B 9/07, C25B 9/13, C25B 9/15, C25B 11/00, C25B 11/02, C25B 11/033 and C25B 11/034.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/303

. .

{comprising horizontal-type liquid electrode} [2021-01]

C25B 9/305

. .

{comprising vertical-type liquid electrode} [2021-01]

C25B 9/40

Cells or assemblies of cells comprising electrodes made of particles; Assemblies of constructional parts thereof [2022-01]

WARNING

Group C25B 9/40 is impacted by reclassification into groups C25B 9/43, C25B 9/47, C25B 11/02 and C25B 11/037.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/43

. .

{comprising fluidised bed electrodes} [2021-01]

WARNING

Group C25B 9/43 is incomplete pending reclassification of documents from group C25B 9/40.
Groups C25B 9/40 and C25B 9/43 should be considered in order to perform a complete search.

C25B 9/47

. .

{comprising static bed electrodes} [2021-01]

WARNING

Group C25B 9/47 is incomplete pending reclassification of documents from group C25B 9/40.
Groups C25B 9/40 and C25B 9/47 should be considered in order to perform a complete search.

C25B 9/50

Cells or assemblies of cells comprising photoelectrodes; Assemblies of constructional parts thereof [2022-01]

WARNING

Group C25B 9/50 is incomplete pending reclassification of documents from groups C25B 9/00, C25B 9/17, C25B 9/19, C25B 9/23, C25B 9/70, C25B 9/73, C25B 9/75 and C25B 9/77.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/60

Constructional parts of cells [2021-01]

WARNING

Group C25B 9/60 is incomplete pending reclassification of documents from group C25B 9/00.
Groups C25B 9/00 and C25B 9/60 should be considered in order to perform a complete search.

C25B 9/63

. .

Holders for electrodes; Positioning of the electrodes [2021-01]

C25B 9/65

. .

Means for supplying current; Electrode connections; Electric inter-cell connections [2021-01]

C25B 9/66

. . .

{Electric inter-cell connections including jumper switches} [2021-01]

C25B 9/67

. .

Heating or cooling means [2021-01]

WARNING

Group C25B 9/67 is incomplete pending reclassification of documents from group C25B 9/00.
Groups C25B 9/00 and C25B 9/67 should be considered in order to perform a complete search.

C25B 9/70

Assemblies comprising two or more cells [2022-01]

WARNING

Group C25B 9/70 is impacted by reclassification into groups C25B 1/04, C25B 9/005, C25B 9/01, C25B 9/015, C25B 9/05, C25B 9/07, C25B 9/09, C25B 9/13, C25B 9/15, C25B 9/50, C25B 11/00 and C25B 11/02.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/73

. .

of the filter-press type [2022-01]

WARNING

Group C25B 9/73 is incomplete pending reclassification of documents from group C25B 1/04.
Group C25B 9/73 is also impacted by reclassification into groups C25B 9/01, C25B 9/015, C25B 9/05, C25B 9/07, C25B 9/09, C25B 9/13, C25B 9/15, C25B 9/19, C25B 9/23, C25B 9/50, C25B 9/75 and C25B 9/77.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/75

. . .

having bipolar electrodes [2022-01]

WARNING

Group C25B 9/75 is incomplete pending reclassification of documents from groups C25B 1/04, C25B 9/19, C25B 9/73, C25B 9/77 and C25B 11/036.
Group C25B 9/75 is also impacted by reclassification into groups C25B 9/01, C25B 9/015, C25B 9/05, C25B 9/07, C25B 9/09, C25B 9/13, C25B 9/15 and C25B 9/50.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 9/77

. . .

having diaphragms [2022-01]

WARNING

Group C25B 9/77 is incomplete pending reclassification of documents from groups C25B 1/04, C25B 9/19, C25B 9/73 and C25B 11/036.
Group C25B 9/77 is also impacted by reclassification into groups C25B 9/01, C25B 9/015, C25B 9/05, C25B 9/09, C25B 9/13, C25B 9/15, C25B 9/50 and C25B 9/75.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 11/00

Electrodes; Manufacture thereof not otherwise provided for [2021-01]

WARNING

Group C25B 11/00 is incomplete pending reclassification of documents from groups C25B 1/04, C25B 9/30, and C25B 9/70.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 11/02

characterised by shape or form [2021-01]

WARNING

Group C25B 11/02 is incomplete pending reclassification of documents from groups C25B 1/04, C25B 9/30, C25B 9/40, and C25B 9/70.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 11/03

. .

perforated or foraminous [2013-01]

C25B 11/031

. . .

Porous electrodes [2021-01]

WARNING

Group C25B 11/031 is impacted by reclassification into group C25B 11/032.
Groups C25B 11/031 and C25B 11/032 should be considered in order to perform a complete search.

C25B 11/032

. . . .

Gas diffusion electrodes [2021-01]

WARNING

Group C25B 11/032 is incomplete pending reclassification of documents from group C25B 11/031.
Groups C25B 11/031 and C25B 11/032 should be considered in order to perform a complete search.

C25B 11/033

. .

Liquid electrodes [2021-01]

WARNING

Group C25B 11/033 is incomplete pending reclassification of documents from group C25B 9/30.
Groups C25B 9/30 and C25B 11/033 should be considered in order to perform a complete search.

C25B 11/034

. .

Rotary electrodes [2021-01]

WARNING

Group C25B 11/034 is incomplete pending reclassification of documents from group C25B 9/30.
Groups C25B 9/30 and C25B 11/034 should be considered in order to perform a complete search.

C25B 11/036

. .

Bipolar electrodes [2022-01]

WARNING

Group C25B 11/036 is incomplete pending reclassification of documents from group C25B 9/19.
Group C25B 11/036 is also impacted by reclassification into groups C25B 9/75 and C25B 9/77.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 11/037

. .

Electrodes made of particles [2021-01]

WARNING

Group C25B 11/037 is incomplete pending reclassification of documents from group C25B 9/40.
Groups C25B 9/40 and C25B 11/037 should be considered in order to perform a complete search.

C25B 11/04

characterised by the material [2022-01]

WARNING

Group C25B 11/04 is impacted by reclassification into groups C25B 11/042, C25B 11/046, C25B 11/047, C25B 11/048, C25B 11/049 and C25B 11/051.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 11/042

. .

Electrodes formed of a single material [2021-01]

WARNING

Group C25B 11/042 is incomplete pending reclassification of documents from group C25B 11/04.
Groups C25B 11/042 and C25B 11/04 should be considered in order to perform a complete search.

C25B 11/043

. . .

Carbon, e.g. diamond or graphene [2021-01]

WARNING

Group C25B 11/043 is impacted by reclassification into group C25B 11/044.
Groups C25B 11/043 and C25B 11/044 should be considered in order to perform a complete search.

C25B 11/044

. . . .

Impregnation of carbon [2021-01]

WARNING

Group C25B 11/044 is incomplete pending reclassification of documents from group C25B 11/043.
Groups C25B 11/043 and C25B 11/044 should be considered in order to perform a complete search.

C25B 11/045

. . .

Mercury or amalgam [2021-01]

C25B 11/046

. . .

Alloys [2021-01]

WARNING

Group C25B 11/046 is incomplete pending reclassification of documents from group C25B 11/04.
Groups C25B 11/046 and C25B 11/04 should be considered in order to perform a complete search.

C25B 11/047

. . .

Ceramics [2021-01]

WARNING

Group C25B 11/047 is incomplete pending reclassification of documents from group C25B 11/04.
Groups C25B 11/047 and C25B 11/04 should be considered in order to perform a complete search.

C25B 11/048

. . .

Organic compounds [2021-01]

WARNING

Group C25B 11/048 is incomplete pending reclassification of documents from group C25B 11/04.
Groups C25B 11/048 and C25B 11/04 should be considered in order to perform a complete search.

C25B 11/049

. . .

Photocatalysts [2021-01]

WARNING

Group C25B 11/049 is incomplete pending reclassification of documents from group C25B 11/04.
Groups C25B 11/049 and C25B 11/04 should be considered in order to perform a complete search.

C25B 11/051

. .

Electrodes formed of electrocatalysts on a substrate or carrier [2022-01]

WARNING

Group C25B 11/051 is incomplete pending reclassification of documents from group C25B 11/04.
Group C25B 11/051 is also impacted by reclassification into groups C25B 11/052, C25B 11/053, C25B 11/054, C25B 11/055, C25B 11/056, C25B 11/057, C25B 11/065, C25B 11/067, C25B 11/069, C25B 11/073, C25B 11/075, C25B 11/077, C25B 11/079, C25B 11/083, C25B 11/085, C25B 11/087, C25B 11/089 and C25B 11/097.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 11/052

. . .

Electrodes comprising one or more electrocatalytic coatings on a substrate [2021-01]

WARNING

Groups C25B 11/052 and C25B 11/053 are incomplete pending reclassification of documents from group C25B 11/051.
Groups C25B 11/051, C25B 11/052, and C25B 11/053 should be considered in order to perform a complete search.

C25B 11/053

. . . .

characterised by multilayer electrocatalytic coatings [2021-01]

C25B 11/054

. . .

Electrodes comprising electrocatalysts supported on a carrier [2021-01]

WARNING

Group C25B 11/054 is incomplete pending reclassification of documents from group C25B 11/051.
Groups C25B 11/051 and C25B 11/054 should be considered in order to perform a complete search.

C25B 11/055

. . .

characterised by the substrate or carrier material [2022-01]

WARNING

Group C25B 11/055 is incomplete pending reclassification of documents from group C25B 11/051.
Group C25B 11/055 is also impacted by reclassification into group C25B 11/056.
Groups C25B 11/051, C25B 11/055 and C25B 11/056 should be considered in order to perform a complete search.

C25B 11/056

. . . .

consisting of textile or non-woven fabric [2022-01]

WARNING

Group C25B 11/056 is incomplete pending reclassification of documents from groups C25B 11/051 and C25B 11/055.
Groups C25B 11/051, C25B 11/055 and C25B 11/056 should be considered in order to perform a complete search.

C25B 11/057

. . . .

consisting of a single element or compound [2022-01]

WARNING

Group C25B 11/057 is incomplete pending reclassification of documents from group C25B 11/051.
Group C25B 11/057 is also impacted by reclassification into groups C25B 11/063, C25B 11/065 and C25B 11/067.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 11/059

. . . . .

Silicon [2021-01]

C25B 11/061

. . . . .

Metal or alloy [2021-01]

WARNING

Group C25B 11/061 is impacted by reclassification into group C25B 11/063.
Groups C25B 11/061 and C25B 11/063 should be considered in order to perform a complete search.

C25B 11/063

. . . . . .

Valve metal, e.g. titanium [2022-01]

WARNING

Group C25B 11/063 is incomplete pending reclassification of documents from groups C25B 11/057 and C25B 11/061.
Groups C25B 11/057, C25B 11/061 and C25B 11/063 should be considered in order to perform a complete search.

C25B 11/065

. . . . .

Carbon [2022-01]

WARNING

Group C25B 11/065 is incomplete pending reclassification of documents from groups C25B 11/051 and C25B 11/057.
Groups C25B 11/051, C25B 11/057 and C25B 11/065 should be considered in order to perform a complete search.

C25B 11/067

. . . . .

Inorganic compound e.g. ITO, silica or titania [2022-01]

WARNING

Group C25B 11/067 is incomplete pending reclassification of documents from groups C25B 11/051 and C25B 11/057.
Groups C25B 11/051, C25B 11/057 and C25B 11/067 should be considered in order to perform a complete search.

C25B 11/069

. . . .

consisting of at least one single element and at least one compound; consisting of two or more compounds [2021-01]

WARNING

Group C25B 11/069 is incomplete pending reclassification of documents from group C25B 11/051.
Groups C25B 11/051 and C25B 11/069 should be considered in order to perform a complete search.

C25B 11/071

. . . . .

comprising metal or alloy powder and non-metallic binders [2021-01]

C25B 11/073

. . .

characterised by the electrocatalyst material [2021-01]

WARNING

Group C25B 11/073 is incomplete pending reclassification of documents from group C25B 11/051.
Groups C25B 11/051 and C25B 11/073 should be considered in order to perform a complete search.

C25B 11/075

. . . .

consisting of a single catalytic element or catalytic compound [2021-01]

WARNING

Group C25B 11/075 is incomplete pending reclassification of documents from group C25B 11/051.
Groups C25B 11/051 and C25B 11/075 should be considered in order to perform a complete search.

C25B 11/077

. . . . .

the compound being a non-noble metal oxide [2021-01]

WARNING

Group C25B 11/077 is incomplete pending reclassification of documents from group C25B 11/051.
Groups C25B 11/051 and C25B 11/077 should be considered in order to perform a complete search.

C25B 11/0771

. . . . . .

{of the spinel type} [2021-01]

C25B 11/0773

. . . . . .

{of the perovskite type} [2021-01]

C25B 11/0775

. . . . . .

{of the rutile type} [2021-01]

C25B 11/079

. . . . . .

Manganese dioxide; Lead dioxide [2021-01]

WARNING

Group C25B 11/079 is incomplete pending reclassification of documents from group C25B 11/051.
Groups C25B 11/051 and C25B 11/079 should be considered in order to perform a complete search.

C25B 11/081

. . . . .

the element being a noble metal [2021-01]

C25B 11/083

. . . . .

Diamond [2021-01]

WARNING

Group C25B 11/083 is incomplete pending reclassification of documents from group C25B 11/051.
Groups C25B 11/051 and C25B 11/083 should be considered in order to perform a complete search.

C25B 11/085

. . . . .

Organic compound [2021-01]

WARNING

Group C25B 11/085 is incomplete pending reclassification of documents from group C25B 11/051.
Groups C25B 11/051 and C25B 11/085 should be considered in order to perform a complete search.

C25B 11/087

. . . . .

Photocatalytic compound [2021-01]

WARNING

Group C25B 11/087 is incomplete pending reclassification of documents from group C25B 11/051.
Groups C25B 11/051 and C25B 11/087 should be considered in order to perform a complete search.

C25B 11/089

. . . . .

Alloys [2021-01]

WARNING

Group C25B 11/089 is incomplete pending reclassification of documents from group C25B 11/051.
Groups C25B 11/051 and C25B 11/089 should be considered in order to perform a complete search.

C25B 11/091

. . . .

consisting of at least one catalytic element and at least one catalytic compound; consisting of two or more catalytic elements or catalytic compounds [2021-01]

C25B 11/093

. . . . .

at least one noble metal or noble metal oxide and at least one non-noble metal oxide [2021-01]

C25B 11/095

. . . . .

at least one of the compounds being organic [2021-01]

C25B 11/097

. . . . .

comprising two or more noble metals or noble metal alloys [2021-01]

WARNING

Group C25B 11/097 is incomplete pending reclassification of documents from group C25B 11/051.
Groups C25B 11/051 and C25B 11/097 should be considered in order to perform a complete search.

C25B 13/00

Diaphragms; Spacing elements [2013-01]

C25B 13/02

characterised by shape or form [2021-01]

C25B 13/04

characterised by the material [2021-01]

WARNING

Group C25B 13/04 is impacted by reclassification into groups C25B 13/05 and C25B 13/07.
Groups C25B 13/04, C25B 13/05, and C25B 13/07 should be considered in order to perform a complete search.

C25B 13/05

. .

based on inorganic materials [2021-01]

WARNING

Group C25B 13/05 is incomplete pending reclassification of documents from group C25B 13/04.
Groups C25B 13/04 and C25B 13/05 should be considered in order to perform a complete search.

C25B 13/06

. . .

based on asbestos [2021-01]

C25B 13/07

. . .

based on ceramics [2021-01]

WARNING

Group C25B 13/07 is incomplete pending reclassification of documents from group C25B 13/04.
Groups C25B 13/04 and C25B 13/07 should be considered in order to perform a complete search.

C25B 13/08

. .

based on organic materials [2013-01]

C25B 15/00

Operating or servicing cells [2021-01]

C25B 15/02

Process control or regulation [2021-01]

WARNING

Group C25B 15/02 is impacted by reclassification into groups C25B 15/021, C25B 15/023, C25B 15/025, C25B 15/027, C25B 15/029, C25B 15/031, and C25B 15/033.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 15/021

. .

of heating or cooling [2021-01]

WARNING

Group C25B 15/021 is incomplete pending reclassification of documents from group C25B 15/02.
Groups C25B 15/02 and C25B 15/021 should be considered in order to perform a complete search.

C25B 15/023

. .

Measuring, analysing or testing during electrolytic production [2021-01]

WARNING

Groups C25B 15/023 - C25B 15/033 are incomplete pending reclassification of documents from group C25B 15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 15/025

. . .

of electrolyte parameters [2021-01]

C25B 15/027

. . . .

Temperature [2021-01]

C25B 15/029

. . . .

Concentration [2021-01]

C25B 15/031

. . . . .

pH [2021-01]

C25B 15/033

. . . .

Conductivity [2021-01]

C25B 15/04

Regulation of the inter-electrode distance [2021-01]

C25B 15/06

Detection or inhibition of short circuits in the cell [2013-01]

C25B 15/08

Supplying or removing reactants or electrolytes; Regeneration of electrolytes [2021-01]

WARNING

Group C25B 15/08 is impacted by reclassification into groups C25B 15/081, C25B 15/083, C25B 15/085, and C25B 15/087.
All groups listed in this Warning should be considered in order to perform a complete search.

C25B 15/081

. .

{Supplying products to non-electrochemical reactors that are combined with the electrochemical cell, e.g. Sabatier reactor} [2021-01]

WARNING

Group C25B 15/081 is incomplete pending reclassification of documents from group C25B 15/08.
Groups C25B 15/08 and C25B 15/081 should be considered in order to perform a complete search.

C25B 15/083

. .

{Separating products} [2021-01]

WARNING

Group C25B 15/083 is incomplete pending reclassification of documents from group C25B 15/08.
Groups C25B 15/08 and C25B 15/083 should be considered in order to perform a complete search.

C25B 15/085

. .

{Removing impurities} [2021-01]

WARNING

Group C25B 15/085 is incomplete pending reclassification of documents from group C25B 15/08.
Groups C25B 15/08 and C25B 15/085 should be considered in order to perform a complete search.

C25B 15/087

. .

{Recycling of electrolyte to electrochemical cell} [2021-01]

WARNING

Group C25B 15/087 is incomplete pending reclassification of documents from group C25B 15/08.
Groups C25B 15/08 and C25B 15/087 should be considered in order to perform a complete search.

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