Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Main Group
B61D 3/00

Wagons or vans (tank wagons B61D5/00; hopper wagons B61D7/00; tipping wagons B61D9/00; mine cars B61D11/00; vehicles specially adapted for animal transportation B60P3/04; )

Introduced: September 1968

Title

Titles differ between systems:

IPC: Wagons or vans

CPC: Wagons or vans (tank wagons B61D5/00; hopper wagons B61D7/00; tipping wagons B61D9/00; mine cars B61D11/00; vehicles specially adapted for animal transportation B60P3/04; )

Full Title

Full titles differ between systems:

IPC:

Wagons or vans

CPC:

Wagons or vans (tank wagons B61D5/00; hopper wagons B61D7/00; tipping wagons B61D9/00; mine cars B61D11/00; vehicles specially adapted for animal transportation B60P3/04; )

Of 7 combined children, 6 exist in both systems.

1 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

Navigate with arrow keys, Enter to open

  • B61D 3/005 CPC only CPC only
  • B61D 3/02 with multiple deck arrangements (for carrying vehicles B61D3/18) IPC+CPC Available in IPC and CPC
  • B61D 3/04 with movable floors, e.g. rotatable or floors which can be raised or lowered IPC+CPC Available in IPC and CPC
  • B61D 3/06 Flat-bottomed cars convertible into hoppers IPC+CPC Available in IPC and CPC
  • B61D 3/08 Flat wagons including posts or standards IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B61,2013–2023, worldwide · Source: EPO PATSTAT

  1. SIEMENS MOBILITY DE 2,749
  2. CRRC QINGDAO SIFANG COMPANY 2,215
  3. SIEMENS DE 1,941
  4. ALSTOM TRANSPORT TECHNOLOGIES FR 1,514
  5. BYD COMPANY 1,371
  6. CRRC CHANGCHUN RAILWAY VEHICLES COMPANY 1,205
  7. CRRC ZHUZHOU LOCOMOTIVE COMPANY 1,165
  8. CRRC TANGSHAN COMPANY 1,119
  9. BOMBARDIER TRANSPORTATION DE 1,001
  10. SOUTHWEST JIAOTONG UNIVERSITY 958

Top Applicants (CPC)

Class B61,2013–2023, worldwide · Source: EPO PATSTAT

  1. SIEMENS MOBILITY DE 2,967
  2. SIEMENS DE 2,133
  3. ALSTOM TRANSPORT TECHNOLOGIES FR 1,691
  4. CRRC QINGDAO SIFANG COMPANY 1,100
  5. BOMBARDIER TRANSPORTATION DE 1,085
  6. MITSUBISHI ELECTRIC CORPORATION JP 880
  7. BYD COMPANY 821
  8. KRRI KR 761
  9. HITACHI JP 752
  10. CRRC ZHUZHOU LOCOMOTIVE COMPANY 721