B08B 9/045 the cleaning devices being rotated while moved (B08B9/047 takes precedence)
Introduced: January 2000
Title
Titles differ between systems:
IPC: the cleaning devices being rotated while moved
CPC: the cleaning devices being rotated while moved (B08B9/047 takes precedence)
Full Title
Full titles differ between systems:
Cleaning hollow articles by methods or apparatus specially adapted thereto > Cleaning pipes or tubes or systems of pipes or tubes > Cleaning the internal surfaces; Removal of blockages > using cleaning devices introduced into and moved along the pipes > moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes > the cleaning devices being rotated while moved
Cleaning hollow articles by methods or apparatus specially adapted thereto > Cleaning pipes or tubes or systems of pipes or tubes (apparatus for cleaning metal pipes by chemical methods C23G3/04) > Cleaning the internal surfaces; Removal of blockages > using cleaning devices introduced into and moved along the pipes > moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes > the cleaning devices being rotated while moved (B08B9/047 takes precedence)
No child classifications to compare. This is a leaf node in both IPC and CPC.
Top Applicants
Top Applicants (IPC)
Class B08,2013–2023, worldwide · Source: EPO PATSTAT
- SGCC(STATE GRID CORPORATION OF CHINA) 1,817
- SCREEN HOLDINGS JP 591
- TOKYO ELECTRON JP 558
- CHONGQING RUNZE PHARMACEUTICAL COMPANY 547
- APPLIED MATERIALS US 506
- CHINESE ACADEMY OF SCIENCES 490
- SEMES COMPANY KR 464
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 411
- ECOLAB US 380
- PETROCHINA COMPANY 369
Top Applicants (CPC)
Class B08,2013–2023, worldwide · Source: EPO PATSTAT
- TOKYO ELECTRON JP 982
- SCREEN HOLDINGS JP 980
- APPLIED MATERIALS US 739
- SGCC(STATE GRID CORPORATION OF CHINA) 721
- SEMES COMPANY KR 691
- ECOLAB US 515
- SCREEN HOLDINGS 510
- TOKYO ELECTRON 505
- PHILIPS ELECTRONICS NL 493
- EBARA CORPORATION JP 475