CPC Main Group
A61P 11/00 Drugs for disorders of the respiratory system
8 direct subcodes
Child Classifications
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- A61P 11/02 Nasal agents, e.g. decongestants
- A61P 11/04 for throat disorders
- A61P 11/06 Antiasthmatics
- A61P 11/08 Bronchodilators
- A61P 11/10 Expectorants
- A61P 11/12 Mucolytics
- A61P 11/14 Antitussive agents
- A61P 11/16 Central respiratory analeptics
Top Applicants
Top 10 applicants by patent filingsfor class A61, 2013–2023, worldwide · Source: EPO PATSTAT
- PHILIPS ELECTRONICS NL 20,621
- NOVARTIS CH 15,792
- ROCHE CH 14,303
- COVIDIEN US 13,862
- HARVARD UNIVERSITY US 13,454
- UNIVERSITY OF CALIFORNIA US 12,798
- P&G (PROCTER & GAMBLE COMPANY) US 12,140
- L'OREAL FR 11,800
- OLYMPUS CORPORATION JP 9,894
- BOSTON SCIENTIFIC SCIMED US 9,513