Exigência - art. 36 da LPI
#6.1
10/10/1989
RPI 990
Application data
Number
PI8401286Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 10/10/1989. We update with every new RPI gazette, published weekly.
Applicants
C. S. (pessoa física)
MG, BR
CNPq - Conselho Nacional de Desenvolvimento Científico e Tecnológico
DF, BR
M. H. (pessoa física)
MG, BR
Inventors
C. S. (pessoa física)
BR
M. H. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
10/10/1989
RPI 990
#6.1
04/11/1989
RPI 964
11/17/1987
RPI 891
#15.3
08/25/1987
RPI 879
#4.1
08/12/1986
RPI 825
#3.1
11/05/1985
RPI 785
#2.1
05/29/1984
RPI 710
#21.1
Patente extinta em 13/03/99
07/08/2008
RPI 1957
#16.1
09/24/1991
RPI 1086
#13.1
08/28/1990
RPI 1030
#9.1
05/22/1990
RPI 1019
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Same category
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