by heating materials in packages which are progressively transported, continuously or stepwise, through the apparatus

Introduced: January 2025

Full Title

Preservation of foods or foodstuffs, in general > by heating materials in packages which are progressively transported, continuously or stepwise, through the apparatus

Of 5 combined children, 3 exist in both systems.

2 codes are CPC-only extensions.

IPC defines codes here since 2025.

Child Classifications

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A23B 2/203 CPC only CPC only
A23B 2/205 +1 CPC CPC only CPC only
A23B 2/22 with packages on endless chain or band conveyors since 2025 +1 CPC IPC+CPC Available in IPC and CPC
A23B 2/25 with packages transported along a helical path since 2025 +1 CPC IPC+CPC Available in IPC and CPC
A23B 2/28 with packages on a revolving platform since 2025 +1 CPC IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class A23,2013–2023, worldwide · Source: EPO PATSTAT

KVASENKOV OLEG IVANOVICH RU 6,158
NESTLE CH 4,562
NESTEC CH 3,354
JIANGNAN UNIVERSITY 2,699
DSM IP ASSETS (DUTCH STATE MINES IP ASSETS) NL 2,320
SUNTORY HOLDINGS JP 1,926
CHINESE ACADEMY OF SCIENCES 1,804
CJ CHEILJEDANG CORPORATION KR 1,653
CARGILL US 1,588
REPUBLIC OF KOREA (RURAL DEVELOPMENT ADMINISTRATION) KR 1,314

Top Applicants (CPC)

Class A23,2013–2023, worldwide · Source: EPO PATSTAT

NESTLE CH 5,075
NESTEC CH 3,916
DSM IP ASSETS (DUTCH STATE MINES IP ASSETS) NL 2,558
JIANGNAN UNIVERSITY 2,196
SUNTORY HOLDINGS JP 2,133
CJ CHEILJEDANG CORPORATION KR 1,842
CARGILL US 1,708
REPUBLIC OF KOREA (RURAL DEVELOPMENT ADMINISTRATION) KR 1,341
CHINESE ACADEMY OF SCIENCES 1,279
MARS US 1,161