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DIFF Main Group
C07K 16/00

Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies

Introduced: January 1995

Of 14 combined children, 13 exist in both systems.

1 codes are CPC-only extensions.

3 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1995.

Child Classifications

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  • C07K 16/005 CPC only CPC only
  • C07K 16/02 from eggs since 1995 IPC+CPC Available in IPC and CPC
  • C07K 16/04 from milk since 1995 IPC+CPC Available in IPC and CPC
  • C07K 16/14 against material from fungi, algea or lichens since 1995 IPC+CPC Available in IPC and CPC
  • C07K 16/16 against material from plants since 1995 IPC+CPC Available in IPC and CPC
  • C07K 16/38 against protease inhibitors of peptide structure since 1995 IPC+CPC Available in IPC and CPC
  • C07K 16/40 against enzymes since 1995 IPC+CPC Available in IPC and CPC
  • C07K 16/44 against material not provided for elsewhere since 1995 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class C07,2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 12,697
  2. ROCHE CH 11,347
  3. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 11,024
  4. NOVARTIS CH 9,356
  5. BASF (BADISCHE ANILIN & SODA FABRIK) DE 8,531
  6. BRISTOL-MYERS SQUIBB COMPANY US 7,320
  7. LG CHEM KR 7,245
  8. REGENERON PHARMACEUTICALS US 6,816
  9. HARVARD UNIVERSITY US 6,190
  10. GENENTECH US 5,922

Top Applicants (CPC)

Class C07,2013–2023, worldwide · Source: EPO PATSTAT

  1. ROCHE CH 12,683
  2. NOVARTIS CH 10,775
  3. CHINESE ACADEMY OF SCIENCES 10,619
  4. BASF (BADISCHE ANILIN & SODA FABRIK) DE 9,511
  5. REGENERON PHARMACEUTICALS US 8,426
  6. BRISTOL-MYERS SQUIBB COMPANY US 7,979
  7. LG CHEM KR 7,978
  8. HARVARD UNIVERSITY US 7,706
  9. UNIVERSITY OF CALIFORNIA US 7,455
  10. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 7,219