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DIFF Subgroup
B64D 17/02

Canopy arrangement or construction

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Parachutes > Canopy arrangement or construction

CPC:

Parachutes (non-canopied parachutes B64D19/00) > Canopy arrangement or construction

Of 8 combined children, 7 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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  • B64D 17/025 CPC only CPC only
  • B64D 17/04 formed with two or more canopies arranged about a common axis IPC+CPC Available in IPC and CPC
  • B64D 17/06 formed with two or more canopies arranged in a cluster IPC+CPC Available in IPC and CPC
  • B64D 17/08 Secondary or shock-absorbing canopies attached to load line IPC+CPC Available in IPC and CPC
  • B64D 17/10 Ribbon construction or the like IPC+CPC Available in IPC and CPC
  • B64D 17/12 constructed to provide variable or non-uniform porosity over area of canopy IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

Class B64,2013–2023, worldwide · Source: EPO PATSTAT

  1. BOEING COMPANY US 9,861
  2. AIRBUS OPERATIONS DE 3,766
  3. AIRBUS OPERATIONS FR 3,112
  4. SZ DJI TECHNOLOGY COMPANY CN 2,840
  5. HAMILTON SUNDSTRAND US 2,753
  6. GOODRICH CORPORATION US 2,427
  7. AIRBUS OPERATIONS GB 2,356
  8. BOEING COMPANY 2,057
  9. SAFRAN AIRCRAFT ENGINES FR 1,815
  10. AIRBUS OPERATIONS 1,723