IPC Subgroup
C25D 3/02 from solutions
Introduced: July 1974
Last revised: January 2006
Full Title
Electroplating; Baths therefor > from solutions
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- Subclass:
- PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; JOINING WORKPIECES BY ELECTROLYSIS; APPARATUS THEREFOR
14 direct subcodes
Child Classifications
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- C25D 3/04 of chromium
- C25D 3/12 of nickel or cobalt
- C25D 3/2 of iron
- C25D 3/22 of zinc
- C25D 3/26 of cadmium
- C25D 3/3 of tin
- C25D 3/34 of lead
- C25D 3/38 of copper
- C25D 3/42 of light metals
- C25D 3/46 of silver
- C25D 3/48 of gold
- C25D 3/5 of platinum group metals
- C25D 3/54 of metals not provided for in groups
- C25D 3/56 of alloys
Top Applicants
Top 10 applicants by patent filingsfor class C25, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 1,797
- EBARA CORPORATION JP 729
- CENTRAL SOUTH UNIVERSITY 650
- INDUSTRIE DE NORA IT 641
- ROBERT BOSCH DE 600
- JFE STEEL JP 593
- KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 553
- SIEMENS DE 536
- CEA (COMMISSARIAT A L'ENERGIE ATOMIQUE) FR 525
- JX NIPPON MINING & METALS CORPORATION 499