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PCE
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DIFF Main Group
B01L 3/00

Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers

Introduced: September 1968

Additional Content IPC

Petri dishes Tube or bottle type

Of 13 combined children, 8 exist in both systems.

4 codes are CPC-only extensions, 1 exist only in IPC.

Child Classifications

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  • B01L 3/04 Crucibles IPC+CPC Available in IPC and CPC
  • B01L 3/06 Crystallising dishes IPC+CPC Available in IPC and CPC
  • B01L 3/08 Flasks IPC+CPC Available in IPC and CPC
  • B01L 3/10 Wash bottles IPC+CPC Available in IPC and CPC
  • B01L 3/12 Gas jars or cylinders IPC+CPC Available in IPC and CPC
  • B01L 3/14 Test tubes IPC only IPC only
  • B01L 3/16 Retorts IPC+CPC Available in IPC and CPC
  • B01L 3/18 Spatulas IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B01,2013–2023, worldwide · Source: EPO PATSTAT

  1. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 16,893
  2. CHINESE ACADEMY OF SCIENCES 11,733
  3. BASF (BADISCHE ANILIN & SODA FABRIK) DE 3,898
  4. LG CHEM KR 3,367
  5. PETROCHINA COMPANY 3,224
  6. IFPEN (IFP ENERGIES NOUVELLES) FR 3,042
  7. ZHEJIANG UNIVERSITY 2,890
  8. MANN + HUMMEL DE 2,740
  9. JOHNSON MATTHEY GB 2,534
  10. SAUDI ARABIAN OIL COMPANY SA 2,527

Top Applicants (CPC)

Class B01,2013–2023, worldwide · Source: EPO PATSTAT

  1. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 10,345
  2. CHINESE ACADEMY OF SCIENCES 8,352
  3. BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,134
  4. LG CHEM KR 4,290
  5. SAUDI ARABIAN OIL COMPANY SA 3,444
  6. IFPEN (IFP ENERGIES NOUVELLES) FR 3,417
  7. DOW GLOBAL TECHNOLOGIES US 3,195
  8. MANN + HUMMEL DE 2,822
  9. JOHNSON MATTHEY GB 2,802
  10. UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 2,737