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IPC Main Group
B08B 11/00

Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
CLEANING
Subclass:
CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL

2 direct subcodes

Child Classifications

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  • B08B 11/02 Devices for holding articles during cleaning
  • B08B 11/04 specially adapted for plate glass, e.g. prior to manufacture of windshields

Top Applicants

Top 10 applicants by patent filingsfor class B08, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 1,817
  2. SCREEN HOLDINGS JP 591
  3. TOKYO ELECTRON JP 558
  4. CHONGQING RUNZE PHARMACEUTICAL COMPANY 547
  5. APPLIED MATERIALS US 506
  6. CHINESE ACADEMY OF SCIENCES 490
  7. SEMES COMPANY KR 464
  8. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 411
  9. ECOLAB US 380
  10. PETROCHINA COMPANY 369