20.4
11/16/1988
RPI 943
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: 11/16/1988. We update with every new RPI gazette, published weekly.
Applicants
Michelin & Cie.
FR
Michelin & Cie (Compagnie Générale des Etablissements Michelin).
FR
Inventors
F. R. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
11/16/1988
RPI 943
#16.1
11/27/1984
RPI 736
#13.1
08/21/1984
RPI 722
#9.1
04/24/1984
RPI 705
#4.1
09/27/1983
RPI 675
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era B60C 25/06.
03/27/2018
RPI 2464
#21.1
03/26/1996
RPI 1321
From the same holder
Same category
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