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IPC Main Group
A61F 7/00

Heating or cooling appliances for medical or therapeutic treatment of the human body

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
HUMAN NECESSITIES
Class:
MEDICAL OR VETERINARY SCIENCE; HYGIENE
Subclass:
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

Additional Content

Hyperthermia using electric or magnetic fields or ultrasound

Related Keywords

COMPRESSESCOOLING of beds or sheetsHEATING of the human body for medical treatmentNURSING appliancesPAD(S) for medical or orthopaedic treatment

4 direct subcodes

Child Classifications

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  • A61F 7/08 Warming pads, pans or mats; Hot-water bottles
  • A61F 7/1 Cooling bags, e.g. ice-bags
  • A61F 7/12 Devices for heating or cooling internal body cavities

Top Applicants

Top 10 applicants by patent filingsfor class A61, 2013–2023, worldwide · Source: EPO PATSTAT

  1. PHILIPS ELECTRONICS NL 18,523
  2. NOVARTIS CH 14,253
  3. COVIDIEN US 13,953
  4. ROCHE CH 12,005
  5. CHINESE ACADEMY OF SCIENCES 11,955
  6. UNIVERSITY OF CALIFORNIA US 11,692
  7. HARVARD UNIVERSITY US 11,596
  8. L'OREAL FR 11,593
  9. P&G (PROCTER & GAMBLE COMPANY) US 11,297
  10. OLYMPUS CORPORATION JP 9,594