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PCE
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CPC Subgroup Additional Only
C07C 2602/36

the rings having more than two atoms in common

Full Title

Systems containing two condensed rings > the rings having more than two atoms in common

6 direct subcodes

Child Classifications

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  • C07C 2602/38 the bicyclo ring system containing five carbon atoms
  • C07C 2602/40 the bicyclo ring system containing six carbon atoms
  • C07C 2602/42 the bicyclo ring system containing seven carbon atoms
  • C07C 2602/44 the bicyclo ring system containing eight carbon atoms
  • C07C 2602/46 the bicyclo ring system containing nine carbon atoms
  • C07C 2602/48 the bicyclo ring system containing ten carbon atoms

Top Applicants

Top 10 applicants by patent filingsfor 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