Solicitação de exame técnico
#4.1
10/18/1988
RPI 939
The letters patent expired on 09/25/2001: 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: 10/18/1988. We update with every new RPI gazette, published weekly.
Applicants
Rodagás Equipamento Automotivos a GLP Ltda
SP, BR
Rodagás Equipamentos Automotivo a Gás Liquefeito de Petróleo Ltda
SP, BR
Inventors
S. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/18/1988
RPI 939
#3.2
08/16/1988
RPI 930
#2.1
05/24/1988
RPI 918
#21.1
Patente extinta em 05/02/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#16.1
10/25/1994
RPI 1247
#13.1
04/12/1994
RPI 1219
#9.1
11/23/1993
RPI 1199
#6.1
06/01/1993
RPI 1174
05/07/1991
RPI 1066
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