Solicitação de exame técnico
#4.1
05/09/1989
RPI 968
Application data
Number
PI8504940Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 05/09/1989. We update with every new RPI gazette, published weekly.
Applicants
Michelin & Cie (Compagnie Générale des Etablissements Michelin).
FR
Michelin & Cie (Compagnie Générale des Etablissements Michelin), companhia francesa
FR
Inventors
A. S. (pessoa física)
FR
B. R. (pessoa física)
FR
M. R. (pessoa física)
FR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
05/09/1989
RPI 968
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05/12/1987
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Patente extinta em 07/10/2000
07/15/2008
RPI 1958
#16.1
02/18/1992
RPI 1107
#13.1
11/12/1991
RPI 1093
#9.1
07/16/1991
RPI 1076
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11/20/1990
RPI 1042
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