IPC Main Group
A61P 1/00 Drugs for disorders of the alimentary tract or the digestive system
Introduced: January 2000
Last revised: January 2006
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- MEDICAL OR VETERINARY SCIENCE; HYGIENE
- Subclass:
- SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
Filing statistics
IPC A61P 1/00 belongs to the parent subclass A61P, which recorded 1,178,026 patent applications worldwide between 2013 and 2023. Annual filings grew from 87,753 in 2013 to 99,310 in 2023 (+13%), peaking at 118,515 applications in 2021. The most active applicants in class A61 are PHILIPS ELECTRONICS (18,523 applications), NOVARTIS (14,253 applications) and COVIDIEN (13,953 applications).
Source: EPO PATSTAT, worldwide filings
9 direct subcodes
Child Classifications
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- A61P 1/02 Stomatological preparations, e.g. drugs for caries, aphtae, periodontitis
- A61P 1/04 for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants
- A61P 1/06 Anti-spasmodics, e.g. drugs for colics, esophagic dyskinesia
- A61P 1/08 for nausea, cinetosis or vertigo; Antiemetics
- A61P 1/1 Laxatives
- A61P 1/12 Antidiarrhoeals
- A61P 1/14 Prodigestives, e.g. acids, enzymes, appetite stimulants, antidyspeptics, tonics, antiflatulents
- A61P 1/16 for liver or gallbladder disorders, e.g. hepatoprotective agents, cholagogues, litholytics
- A61P 1/18 for pancreatic disorders, e.g. pancreatic enzymes
Top Applicants
Top 10 applicants by patent filingsfor class A61, 2013–2023, worldwide · Source: EPO PATSTAT
- PHILIPS ELECTRONICS NL 18,523
- NOVARTIS CH 14,253
- COVIDIEN US 13,953
- ROCHE CH 12,005
- CHINESE ACADEMY OF SCIENCES 11,955
- UNIVERSITY OF CALIFORNIA US 11,692
- HARVARD UNIVERSITY US 11,596
- L'OREAL FR 11,593
- P&G (PROCTER & GAMBLE COMPANY) US 11,297
- OLYMPUS CORPORATION JP 9,594