Designs or pictures characterised by special or unusual light effects

Introduced: September 1968

Last revised: January 2006

Classification Context

designs or pictures producing special LIGHT effectsdesigns or pictures producing special OPTICAL(LY) effects

3 direct subcodes

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B44F 1/02 produced by reflected light, e.g. matt surfaces, lustrous surfaces
B44F 1/06 produced by transmitted light, e.g. transparencies, imitations of glass-paintings
B44F 1/08 characterised by colour effects

Top 10 applicants by patent filingsfor class B44, 2013–2023, worldwide · Source: EPO PATSTAT

FLOORING TECHNOLOGIES MT 248
UNILIN BE 248
DNP (DAINIPPON PRINTING COMPANY) 244
FLOORING INDUSTRIES LIMITED LU 196
VAELINGE INNOVATION SE 188
XINXIANG UNIVERSITY 174
AKZENTA PANEELE + PROFILE DE 171
LEONHARD KURZ STIFTUNG & COMPANY DE 169
DNP (DAINIPPON PRINTING COMPANY) JP 163
3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 149