Concessão da patente
#16.1
02/28/1989
RPI 958
The letters patent expired on 12/19/1995: 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: 02/28/1989. We update with every new RPI gazette, published weekly.
Applicants
M. R. (pessoa física)
SP, BR
Inventors
R. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/28/1989
RPI 958
#13.1
10/25/1988
RPI 940
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06/28/1988
RPI 923
#4.1
08/25/1987
RPI 879
#3.1
06/09/1987
RPI 868
#2.1
03/11/1986
RPI 803
#21.1
12/19/1995
RPI 1307
Same category
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