CPC Subgroup Additional Only
B65H 2557/20 Calculating means; Controlling methods
Full Title
Means for control not provided for in groups B65H2551/00 - B65H2555/00 > Calculating means; Controlling methods
Filing statistics
CPC B65H 2557/20 belongs to the parent subclass B65H, which recorded 133,109 patent applications worldwide between 2013 and 2023. Annual filings grew from 7,651 in 2013 to 12,565 in 2023 (+64%), peaking at 16,310 applications in 2020. The most active applicants in class B65 are P&G (PROCTER & GAMBLE COMPANY) (3,369 applications), KRONES (3,304 applications) and TETRA LAVAL HOLDINGS & FINANCE (2,227 applications).
Source: EPO PATSTAT, worldwide filings
8 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- B65H 2557/22 Fuzzy logic
- B65H 2557/23 Recording or storing data
- B65H 2557/24 Calculating methods; Mathematic models
- B65H 2557/25 Modular control, i.e. systems which work independently or partially dependently on other systems
- B65H 2557/26 with key characteristics based on open loop control
- B65H 2557/262 with key characteristics based on feed forward control
- B65H 2557/264 with key characteristics based on closed loop control
- B65H 2557/266 characterised by function other than PID for the transformation of input values to output values, e.g. mathematical
Top Applicants
Top 10 applicants by patent filingsfor class B65, 2013–2023, worldwide · Source: EPO PATSTAT
- P&G (PROCTER & GAMBLE COMPANY) US 3,369
- KRONES DE 3,304
- TETRA LAVAL HOLDINGS & FINANCE CH 2,227
- CANON JP 2,051
- AUTOSTORE TECHNOLOGY NO 1,731
- GPI (GRAPHIC PACKAGING INTERNATIONAL) US 1,707
- CANON 1,693
- G.D IT 1,678
- MURATA MACHINERY JP 1,664
- DAIFUKU COMPANY JP 1,654