having tubular flexible members (F04B45/02, F04B45/08 take precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: having tubular flexible members

CPC: having tubular flexible members (F04B45/02, F04B45/08 take precedence)

Full Title

Full titles differ between systems:

IPC:

Pumps or pumping installations having flexible working members and specially adapted for elastic fluids > having tubular flexible members

CPC:

Pumps or pumping installations having flexible working members and specially adapted for elastic fluids > having tubular flexible members (F04B45/02, F04B45/08 take precedence)

Of 4 combined children, 2 exist in both systems.

2 codes are CPC-only extensions.

IPC defines codes here since 1995.

Child Classifications

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F04B 45/061 +2 CPC CPC only CPC only
F04B 45/065 CPC only CPC only
F04B 45/067 Pumps having electric drive since 1995 IPC+CPC Available in IPC and CPC
F04B 45/073 Pumps having fluid drive since 1995 +2 CPC IPC+CPC Available in IPC and CPC

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