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PCE
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IPC Subgroup
B64D 15/12

by electric heating

Introduced: September 1968

Last revised: January 2006

Full Title

De-icing or preventing icing on exterior surfaces of aircraft > by electric heating

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
AIRCRAFT; AVIATION; COSMONAUTICS
Subclass:
EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT

Additional Content

Heating arrangements specially adapted for transparent or reflecting areas

1 direct subcode

Child Classifications

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  • B64D 15/14 controlled cyclically along length of surface

Top Applicants

Top 10 applicants by patent filingsfor class B64, 2013–2023, worldwide · Source: EPO PATSTAT

  1. BOEING COMPANY US 8,583
  2. AIRBUS OPERATIONS DE 3,430
  3. AIRBUS OPERATIONS FR 2,757
  4. HAMILTON SUNDSTRAND US 2,332
  5. SZ DJI TECHNOLOGY COMPANY CN 2,109
  6. AIRBUS OPERATIONS GB 2,084
  7. GOODRICH CORPORATION US 2,053
  8. XI'AN AIRCRAFT DESIGN INSTITUTE OF AVIATION INDUSTRY CORPORATION OF CHINA 1,938
  9. BOEING COMPANY 1,816
  10. NANJING UNIVERSITY OF AERONAUTICS AND ASTRONAUTICS 1,589