Concessão da patente
#16.1
09/26/1989
RPI 988
The letters patent expired on 11/22/1994: 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
G. T. (pessoa física)
CE, BR
Inventors
G. T. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/26/1989
RPI 988
#13.1
05/30/1989
RPI 971
#9.1
01/24/1989
RPI 953
#6.1
08/30/1988
RPI 932
#6.1
12/08/1987
RPI 894
#4.1
08/06/1985
RPI 772
#3.2
04/09/1985
RPI 755
#2.1
01/22/1985
RPI 744
#21.1
11/22/1994
RPI 1251
#20.1
11/23/1993
RPI 1199
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Same category
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