Concessão da patente
#16.1
06/28/1988
RPI 923
The letters patent expired on 09/21/1993: 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: 06/28/1988. We update with every new RPI gazette, published weekly.
Applicants
C. R. (pessoa física)
Inventors
G. J. (pessoa física)
G. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/28/1988
RPI 923
#13.1
05/10/1988
RPI 916
#9.1
12/29/1987
RPI 897
#7.1
01/24/1984
RPI 692
12/29/1981
RPI 584
#21.1
09/21/1993
RPI 1190
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Same category
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