IPC Class
A61 MEDICAL OR VETERINARY SCIENCE; HYGIENE
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- MEDICAL OR VETERINARY SCIENCE; HYGIENE
Description
A61 encompasses inventions and technologies in medical and veterinary diagnosis, treatment, surgery, and hygiene. This broad class includes medical devices, surgical instruments, therapeutic methods, prosthetics, dental equipment, and hygiene products for both human and animal healthcare. Related inventions in pharmaceutical formulations (A61K), physical therapy and rehabilitation (A61H), and medical diagnostic apparatus (A61B) are classified within this section, while chemical compositions themselves are typically handled in section C.
Filing statistics
IPC A61 recorded 6,769,512 patent applications worldwide between 2013 and 2023, summed across its 13 subclasses. Annual filings grew from 451,686 in 2013 to 594,548 in 2023 (+32%), peaking at 790,275 applications in 2020. 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
In class comparison
A61 comprises 13 subclasses with filings; the largest is A61K with 26.5% of the class's 6,769,512 applications between 2013 and 2023.
| Rank | Subclass | Title | Applications | Share |
|---|---|---|---|---|
| 1 | A61K, Preparations for Medical, Dental or Toiletry Purposes | Preparations for Medical, Dental or Toiletry Purposes | 1,792,627 | 26.5% |
| 2 | A61B, Diagnosis; Surgery; Identification | Diagnosis; Surgery; Identification | 1,204,106 | 17.8% |
| 3 | A61P, Specific Therapeutic Activity of Chemical Compounds or Medicinal Preparations | Specific Therapeutic Activity of Chemical Compounds or Medicinal Preparations | 1,178,026 | 17.4% |
| 4 | A61M, Devices for Introducing Media Into, or Onto, the Body; Devices for Transducing Body Media or for Taking Media From the Body; Devices for Producing or Ending Sleep or Stupor | Devices for Introducing Media Into, or Onto, the Body; Devices for Transducing Body Media or for Taking Media From the Body; Devices for Producing or Ending Sleep or Stupor | 625,206 | 9.2% |
| 5 | A61F, Filters Implantable Into Blood Vessels; Prostheses; Devices Providing Patency To, or Preventing Collapsing Of, Tubular Structures of the Body, e.g. Stents; Orthopaedic, Nursing or Contraceptive Devices; Fomentation; Treatment or Protection of Eyes or Ears; Bandages, Dressings or Absorbent Pads; First-Aid Kits | Filters Implantable Into Blood Vessels; Prostheses; Devices Providing Patency To, or Preventing Collapsing Of, Tubular Structures of the Body, e.g. Stents; Orthopaedic, Nursing or Contraceptive Devices; Fomentation; Treatment or Protection of Eyes or Ears; Bandages, Dressings or Absorbent Pads; First-Aid Kits | 447,357 | 6.6% |
| 6 | A61L, Methods or Apparatus for Sterilising Materials or Objects in General; Disinfection, Sterilisation or Deodorisation of Air; Chemical Aspects of Bandages, Dressings, Absorbent Pads or Surgical Articles; Materials for Bandages, Dressings, Absorbent Pads or Surgical Articles | Methods or Apparatus for Sterilising Materials or Objects in General; Disinfection, Sterilisation or Deodorisation of Air; Chemical Aspects of Bandages, Dressings, Absorbent Pads or Surgical Articles; Materials for Bandages, Dressings, Absorbent Pads or Surgical Articles | 373,304 | 5.5% |
| 7 | A61H, Physical Therapy Apparatus, e.g. Devices for Locating or Stimulating Reflex Points in the Body; Artificial Respiration; Massage; Bathing Devices for Special Therapeutic or Hygienic Purposes or Specific Parts of the Body | Physical Therapy Apparatus, e.g. Devices for Locating or Stimulating Reflex Points in the Body; Artificial Respiration; Massage; Bathing Devices for Special Therapeutic or Hygienic Purposes or Specific Parts of the Body | 247,277 | 3.7% |
| 8 | A61Q, Specific Use of Cosmetics or Similar Toiletry Preparations | Specific Use of Cosmetics or Similar Toiletry Preparations | 221,780 | 3.3% |
| 9 | A61G, Transport, Personal Conveyances or Accommodation Specially Adapted for Patients or Disabled Persons; Operating Tables or Chairs; Chairs for Dentistry; Funeral Devices | Transport, Personal Conveyances or Accommodation Specially Adapted for Patients or Disabled Persons; Operating Tables or Chairs; Chairs for Dentistry; Funeral Devices | 221,545 | 3.3% |
| 10 | A61N, Electrotherapy; Magnetotherapy; Radiation Therapy; Ultrasound Therapy | Electrotherapy; Magnetotherapy; Radiation Therapy; Ultrasound Therapy | 197,020 | 2.9% |
Source: EPO PATSTAT, worldwide filings
Related Keywords
DISTENDING parts of the body for medical purposesmedical or surgical treatment for HEALTHHYGIENEINOCULATIONappliances for performing surgical or medical OPERATION(S)
13 direct subcodes
Child Classifications
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- A61B DIAGNOSIS; SURGERY; IDENTIFICATION
- A61C DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61D VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61G TRANSPORT, PERSONAL CONVEYANCES OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61H PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61J CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61K PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61L METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61M DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61N ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61P SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61Q SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
Top Applicants
Top 10 applicants by patent filings, 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