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B22D 7/00

Casting ingots, (equipment for conveying molten metal B22D35/00)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Casting ingots

CPC: Casting ingots, (equipment for conveying molten metal B22D35/00)

Full Title

Full titles differ between systems:

IPC:

Casting ingots

CPC:

Casting ingots, (equipment for conveying molten metal B22D35/00)

Of 5 combined children, 4 exist in both systems.

1 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • B22D 7/005 CPC only CPC only
  • B22D 7/02 Casting compound ingots of two or more different metals in the molten state, i.e. integrally cast IPC+CPC Available in IPC and CPC
  • B22D 7/04 Casting hollow ingots IPC+CPC Available in IPC and CPC
  • B22D 7/12 Appurtenances, e.g. for sintering, for preventing splashing 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