Solicitação de exame técnico
#4.1
07/11/1989
RPI 977
Application data
Number
PI8507337Type
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: 07/11/1989. We update with every new RPI gazette, published weekly.
Applicants
CBV Indústria Mecânica S A
RJ, BR
Inventors
J. S. (pessoa física)
BR
M. P. (pessoa física)
BR
N. F. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
07/11/1989
RPI 977
#3.1
03/17/1987
RPI 856
#2.1
10/22/1985
RPI 783
#21.1
Patente extinta em 12/08/2000
07/15/2008
RPI 1958
#16.1
12/31/1991
RPI 1100
#13.1
09/10/1991
RPI 1084
#9.1
05/28/1991
RPI 1069
04/02/1991
RPI 1061
#15.11
03/19/1991
RPI 1059
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05/22/1990
RPI 1019
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