110
12/12/1989
RPI 999
The letters patent expired on 11/07/1995: 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: 12/12/1989. We update with every new RPI gazette, published weekly.
Applicants
E. T. (pessoa física)
SP, BR
J. V. (pessoa física)
Inventors
E. T. (pessoa física)
BR
J. V. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
12/12/1989
RPI 999
#12.1
04/11/1989
RPI 964
#9.1
12/20/1988
RPI 948
#6.1
08/30/1988
RPI 932
11/17/1987
RPI 891
#4.1
09/01/1987
RPI 880
#3.1
05/19/1987
RPI 865
#2.1
12/31/1985
RPI 793
#21.1
11/07/1995
RPI 1301
#16.1
06/26/1990
RPI 1024
#13.1
03/13/1990
RPI 1009
Same category
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