Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
C07F 9/201

Esters of thiophosphorus acids

Introduced: July 1974

Title

Titles differ between systems:

IPC: Esters of thiophosphorous acids

CPC: Esters of thiophosphorus acids

Full Title

Full titles differ between systems:

IPC:

Compounds containing elements of Groups 5 or 15 of the Periodic Table > Phosphorus compounds > without P—C bonds > Esters of thiophosphoric acids or thiophosphorous acids > Esters of thiophosphorous acids

CPC:

Compounds containing elements of Groups 5 or 15 of the Periodic Table > Phosphorus compounds (sugar phosphates C07H11/04; nucleotides C07H19/00, C07H21/00; nucleic acids C07H21/00) > without P—C bonds > Esters of thiophosphoric acids or thiophosphorous acids > Esters of thiophosphorus acids

Of 6 combined children, 5 exist in both systems.

1 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

Child Classifications

Navigate with arrow keys, Enter to open

  • C07F 9/2015 CPC only CPC only
  • C07F 9/202 with hydroxyl compounds without further substituents on alkyl since 1974 IPC+CPC Available in IPC and CPC
  • C07F 9/203 with unsaturated acyclic alcohols since 1974 IPC+CPC Available in IPC and CPC
  • C07F 9/204 with cycloaliphatic alcohols since 1974 IPC+CPC Available in IPC and CPC
  • C07F 9/205 with hydroxyaryl compounds since 1974 IPC+CPC Available in IPC and CPC
  • C07F 9/206 containing P-halide groups since 1974 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