14.4
09/26/1989
RPI 988
The letters patent expired on 06/06/1995: 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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
SOBRAL INVICTA S/A
SP, BR
Inventors
J. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
09/26/1989
RPI 988
#16.1
08/29/1989
RPI 984
#13.1
05/16/1989
RPI 969
#9.1
01/03/1989
RPI 950
#6.1
12/15/1987
RPI 895
#4.1
06/24/1986
RPI 818
#3.2
02/12/1986
RPI 799
#2.1
08/13/1985
RPI 773
#21.1
06/06/1995
RPI 1279
From the same holder
Same category
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