20.7
05/26/1987
RPI 866
The letters patent expired on 03/26/1996: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 05/26/1987. We update with every new RPI gazette, published weekly.
Applicants
Basf Farben + Fasern Aktiengesellschaft
DE
Basf Lacke + Farben Ag.
DE
Inventors
M. R. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
05/26/1987
RPI 866
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08/28/1984
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02/14/1984
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Procedimento automático de reclassificação. A classificação IPC anterior era B05B 5/02.
03/27/2018
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03/26/1996
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