F04D 7/00 Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts (F04D11/005, F04D29/22 take precedence)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
CPC: Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts (F04D11/005, F04D29/22 take precedence)
Full Title
Full titles differ between systems:
Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts (F04D11/005, F04D29/22 take precedence)
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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Top Applicants
Top Applicants (IPC)
Class F04,2013–2023, worldwide · Source: EPO PATSTAT
- GREE ELECTRIC APPLIANCES 5,351
- LG ELECTRONICS KR 3,502
- ROBERT BOSCH DE 3,011
- MIDEA 2,258
- MITSUBISHI ELECTRIC CORPORATION JP 1,663
- ZHUHAI LANDA COMPRESSOR COMPANY 1,639
- GREE ELECTRIC APPLIANCES, INC.OF ZHUHAI 1,573
- ZHUHAI GREE ENERGY-SAVING REFRIGERATION TECHNOLOGY RESEARCH CENTER COMPANY 1,536
- TOYOTA INDUSTRIES CORPORATION 1,347
- DAIKIN INDUSTRIES 1,325
Top Applicants (CPC)
Class F04,2013–2023, worldwide · Source: EPO PATSTAT
- LG ELECTRONICS KR 3,855
- ROBERT BOSCH DE 3,549
- GREE ELECTRIC APPLIANCES 2,273
- GE (GENERAL ELECTRIC COMPANY) US 2,126
- MITSUBISHI ELECTRIC CORPORATION JP 1,881
- UNITED TECHNOLOGIES CORPORATION (UTC) US 1,866
- SAFRAN AIRCRAFT ENGINES FR 1,499
- MITSUBISHI HEAVY INDUSTRIES JP 1,258
- TOYOTA INDUSTRIES CORPORATION JP 1,247
- ATLAS COPCO AIRPOWER BE 1,168