G21G 1/02 in nuclear reactors (by thermonuclear reactions G21B; conversion of nuclear fuel G21C)
Introduced: September 1968
Title
Titles differ between systems:
IPC: in nuclear reactors
CPC: in nuclear reactors (by thermonuclear reactions G21B; conversion of nuclear fuel G21C)
Full Title
Full titles differ between systems:
Arrangements for converting chemical elements by electromagnetic radiation, corpuscular radiation, or particle bombardment, e.g. producing radioactive isotopes > in nuclear reactors
Arrangements for converting chemical elements by electromagnetic radiation, corpuscular radiation or particle bombardment, e.g. producing radioactive isotopes (separation of different isotopes of the same element B01D59/00) > in nuclear reactors (by thermonuclear reactions G21B; conversion of nuclear fuel G21C)
No child classifications to compare. This is a leaf node in both IPC and CPC.
Top Applicants
Top Applicants (IPC)
Class G21,2013–2023, worldwide · Source: EPO PATSTAT
- CHINA GENERAL NUCLEAR POWER CORPORATION 2,364
- CGN POWER COMPANY 1,899
- CHINA NUCLEAR POWER ENGINEERING COMPANY 1,870
- NUCLEAR POWER INSTITUTE OF CHINA 1,517
- KOREA ATOMIC ENERGY RESEARCH INSTITUTE KR 1,367
- WESTINGHOUSE ELECTRIC CORPORATION US 1,295
- KOREA HYDRO & NUCLEAR POWER COMPANY KR 1,196
- CHINESE ACADEMY OF SCIENCES 1,044
- CHINA INSTITUTE OF ATOMIC ENERGY 1,011
- HITACHI-GE NUCLEAR ENERGY 955
Top Applicants (CPC)
Class G21,2013–2023, worldwide · Source: EPO PATSTAT
- CHINA GENERAL NUCLEAR POWER CORPORATION 1,383
- WESTINGHOUSE ELECTRIC CORPORATION US 1,347
- KOREA ATOMIC ENERGY RESEARCH INSTITUTE KR 1,303
- CGN POWER COMPANY 1,156
- CHINA NUCLEAR POWER ENGINEERING COMPANY 1,149
- KOREA HYDRO & NUCLEAR POWER COMPANY KR 1,146
- NUCLEAR POWER INSTITUTE OF CHINA 1,086
- CHINESE ACADEMY OF SCIENCES 765
- CEA (COMMISSARIAT A L'ENERGIE ATOMIQUE) FR 763
- CHINA INSTITUTE OF ATOMIC ENERGY 659