Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Main Group
F23H 13/00

Grates not covered by any of groups F23H1/00-F23H11/00

Introduced: September 1968

Title

Titles differ between systems:

IPC: Grates not covered by any of groups

CPC: Grates not covered by any of groups F23H1/00-F23H11/00

Full Title

Full titles differ between systems:

IPC:

Grates not covered by any of groups

CPC:

Grates not covered by any of groups F23H1/00-F23H11/00

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

Child Classifications

Navigate with arrow keys, Enter to open

  • F23H 13/02 Basket grates, e.g. with shaking arrangement IPC+CPC Available in IPC and CPC
  • F23H 13/04 Telescoping grates IPC+CPC Available in IPC and CPC
  • F23H 13/06 Dumping grates IPC+CPC Available in IPC and CPC
  • F23H 13/08 Grates specially adapted for gas generators and also applicable to furnaces IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class F23,2013–2023, worldwide · Source: EPO PATSTAT

  1. GE (GENERAL ELECTRIC COMPANY) US 2,124
  2. XIAN THERMAL POWER RESEARCH INSTITUTE COMPANY 1,369
  3. NINGBO FOTILE KITCHENWARE COMPANY 1,363
  4. SIEMENS DE 997
  5. UNITED TECHNOLOGIES CORPORATION (UTC) US 937
  6. GE (GENERAL ELECTRIC COMPANY) 898
  7. VATTI 815
  8. CHINESE ACADEMY OF SCIENCES 719
  9. RINNAI COMPANY 708
  10. MITSUBISHI HITACHI POWER SYSTEMS 670

Top Applicants (CPC)

Class F23,2013–2023, worldwide · Source: EPO PATSTAT

  1. GE (GENERAL ELECTRIC COMPANY) US 2,581
  2. UNITED TECHNOLOGIES CORPORATION (UTC) US 1,180
  3. SIEMENS DE 1,157
  4. GE (GENERAL ELECTRIC COMPANY) 994
  5. XIAN THERMAL POWER RESEARCH INSTITUTE COMPANY 769
  6. MITSUBISHI HEAVY INDUSTRIES JP 701
  7. MITSUBISHI HITACHI POWER SYSTEMS JP 695
  8. RAYTHEON TECHNOLOGIES CORPORATION US 587
  9. NINGBO FOTILE KITCHENWARE COMPANY 543
  10. GENERAL ELECTRIC TECHNOLOGY CH 490