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DIFF Main Group
B22C 17/00

Moulding machines characterised by the mechanism for separating the pattern from the mould or for turning over the flask or the pattern plate

Introduced: September 1968

Title

Titles differ between systems:

IPC: Moulding machines for making moulds or cores, characterised by the mechanism for separating the pattern from the mould or for turning over the flask or the pattern plate

CPC: Moulding machines characterised by the mechanism for separating the pattern from the mould or for turning over the flask or the pattern plate

Full Title

Full titles differ between systems:

IPC:

Moulding machines for making moulds or cores, characterised by the mechanism for separating the pattern from the mould or for turning over the flask or the pattern plate

CPC:

Moulding machines characterised by the mechanism for separating the pattern from the mould or for turning over the flask or the pattern plate

IPC and CPC are identically structured here. All 4 subcodes exist in both systems.

Child Classifications

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  • B22C 17/02 Moulding machines with pin lifting arrangement IPC+CPC Available in IPC and CPC
  • B22C 17/04 Drop-plate moulding machines IPC+CPC Available in IPC and CPC
  • B22C 17/06 Moulding machines using stripping plates; Stripping plates IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B22,2013–2023, worldwide · Source: EPO PATSTAT

  1. GE (GENERAL ELECTRIC COMPANY) US 1,719
  2. CHINESE ACADEMY OF SCIENCES 1,489
  3. POSCO (POHANG IRON AND STEEL COMPANY) KR 1,248
  4. TOYOTA MOTOR CORPORATION 1,043
  5. SIEMENS DE 1,028
  6. CENTRAL SOUTH UNIVERSITY 959
  7. HEWLETT-PACKARD DEVELOPMENT COMPANY US 891
  8. UNITED TECHNOLOGIES CORPORATION (UTC) US 786
  9. UNIVERSITY OF SCIENCE AND TECHNOLOGY BEIJING 769
  10. JFE STEEL JP 761

Top Applicants (CPC)

Class B22,2013–2023, worldwide · Source: EPO PATSTAT

  1. GE (GENERAL ELECTRIC COMPANY) US 2,157
  2. HEWLETT-PACKARD DEVELOPMENT COMPANY US 1,633
  3. SIEMENS DE 1,267
  4. POSCO (POHANG IRON AND STEEL COMPANY) KR 1,124
  5. CHINESE ACADEMY OF SCIENCES 1,040
  6. UNITED TECHNOLOGIES CORPORATION (UTC) US 1,015
  7. JFE STEEL JP 884
  8. CENTRAL SOUTH UNIVERSITY 810
  9. HITACHI METALS JP 641
  10. SINTOKOGIO JP 624