Solicitação de exame técnico
#4.1
04/12/1988
RPI 912
The letters patent expired on 09/18/2001: 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: 04/12/1988. We update with every new RPI gazette, published weekly.
Applicants
Bayard Importação e Comércio Ltda.
SP, BR
Inventors
R. Z. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
04/12/1988
RPI 912
02/02/1988
RPI 902
#3.2
09/22/1987
RPI 883
#2.1
07/07/1987
RPI 872
#21.1
Patente extinta em 30/01/97 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/18/2001
RPI 1602
#16.1
06/25/1991
RPI 1073
#13.1
03/12/1991
RPI 1058
#9.1
11/27/1990
RPI 1043
From the same holder
Same category
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