F23H 9/08 the bars being rocked about their longitudinal axes (inclined grates with movable bars disposed parallel to the direction of fuel feeding and rocking about their axes F23H7/10)
Introduced: September 1968
Title
Titles differ between systems:
IPC: the bars being rocked about their longitudinal axes
CPC: the bars being rocked about their longitudinal axes (inclined grates with movable bars disposed parallel to the direction of fuel feeding and rocking about their axes F23H7/10)
Full Title
Full titles differ between systems:
Revolving grates; Rocking or shaking grates > the bars being rocked about their longitudinal axes
Revolving-grates; Rocking or shaking grates (inclined grates F23H7/00) > the bars being rocked about their longitudinal axes (inclined grates with movable bars disposed parallel to the direction of fuel feeding and rocking about their axes F23H7/10)
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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Top Applicants
Top Applicants (IPC)
Class F23,2013–2023, worldwide · Source: EPO PATSTAT
- GE (GENERAL ELECTRIC COMPANY) US 2,124
- XIAN THERMAL POWER RESEARCH INSTITUTE COMPANY 1,369
- NINGBO FOTILE KITCHENWARE COMPANY 1,363
- SIEMENS DE 997
- UNITED TECHNOLOGIES CORPORATION (UTC) US 937
- GE (GENERAL ELECTRIC COMPANY) 898
- VATTI 815
- CHINESE ACADEMY OF SCIENCES 719
- RINNAI COMPANY 708
- MITSUBISHI HITACHI POWER SYSTEMS 670
Top Applicants (CPC)
Class F23,2013–2023, worldwide · Source: EPO PATSTAT
- GE (GENERAL ELECTRIC COMPANY) US 2,581
- UNITED TECHNOLOGIES CORPORATION (UTC) US 1,180
- SIEMENS DE 1,157
- GE (GENERAL ELECTRIC COMPANY) 994
- XIAN THERMAL POWER RESEARCH INSTITUTE COMPANY 769
- MITSUBISHI HEAVY INDUSTRIES JP 701
- MITSUBISHI HITACHI POWER SYSTEMS JP 695
- RAYTHEON TECHNOLOGIES CORPORATION US 587
- NINGBO FOTILE KITCHENWARE COMPANY 543
- GENERAL ELECTRIC TECHNOLOGY CH 490