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PCE
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DIFF Subgroup
B03D 1/001

Flotation agents (conditioners B03B1/00)

Introduced: January 1990

Title

Titles differ between systems:

IPC: Flotation agents

CPC: Flotation agents (conditioners B03B1/00)

Full Title

Full titles differ between systems:

IPC:

Flotation > Flotation agents

CPC:

Flotation (conditioning for flotation, general arrangement of plan B03B) > Flotation agents (conditioners B03B1/00)

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

IPC defines codes here since 1990.

Child Classifications

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  • B03D 1/002 Inorganic compounds since 1990 IPC+CPC Available in IPC and CPC
  • B03D 1/018 Mixtures of inorganic and organic compounds since 1990 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B03,2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINA UNIVERSITY OF MINING AND TECHNOLOGY 535
  2. CENTRAL SOUTH UNIVERSITY 526
  3. KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 510
  4. OUTOTEC (FINLAND) FI 255
  5. GREE ELECTRIC APPLIANCES 231
  6. LG ELECTRONICS KR 214
  7. JIANGXI UNIVERSITY OF SCIENCE AND TECHNOLOGY 214
  8. BASF (BADISCHE ANILIN & SODA FABRIK) DE 213
  9. SHANGHAI BIXIUFU ENTERPRISE MANAGEMENT COMPANY CN 208
  10. NORTHEASTERN UNIVERSITY 196

Top Applicants (CPC)

Class B03,2013–2023, worldwide · Source: EPO PATSTAT

  1. CENTRAL SOUTH UNIVERSITY 405
  2. CHINA UNIVERSITY OF MINING AND TECHNOLOGY 310
  3. KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 303
  4. SHANGHAI BIXIUFU ENTERPRISE MANAGEMENT COMPANY CN 296
  5. OUTOTEC (FINLAND) FI 252
  6. LG ELECTRONICS KR 234
  7. CIDRA CORPORATE SERVICES US 232
  8. BASF (BADISCHE ANILIN & SODA FABRIK) DE 218
  9. ADEY HOLDINGS (2008) GB 169
  10. FLSMIDTH DK 166