Concessão da patente
#16.1
09/26/1989
RPI 988
The letters patent expired on 09/27/1994: 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
E. F. (pessoa física)
RJ, BR
Inventors
E. F. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/26/1989
RPI 988
#13.1
08/08/1989
RPI 981
#9.1
04/11/1989
RPI 964
01/10/1989
RPI 951
#6.1
06/28/1988
RPI 923
#7.1
11/17/1987
RPI 891
#4.1
02/03/1987
RPI 850
#3.1
06/11/1985
RPI 764
#2.1
01/24/1984
RPI 692
#21.1
09/27/1994
RPI 1243
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Same category
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