Solicitação de exame técnico
#4.1
11/08/1988
RPI 942
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: 11/08/1988. We update with every new RPI gazette, published weekly.
Applicants
Manufatura de Brinquedos Estrela S/A
SP, BR
Inventors
J. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/08/1988
RPI 942
#4.2
08/09/1988
RPI 929
#3.2
01/05/1988
RPI 898
#2.1
12/29/1987
RPI 897
#21.1
Patente extinta em 18/09/97 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
09/18/2001
RPI 1602
08/30/1994
RPI 1239
#16.1
04/30/1991
RPI 1065
#13.1
01/15/1991
RPI 1050
#9.1
10/02/1990
RPI 1035
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