Concessão da patente
#16.1
05/31/1988
RPI 919
The letters patent expired on 12/07/1993: 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: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants
MARLENE VIEIRA DOS SANTOS [BR]
Inventors
S. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/31/1988
RPI 919
12/15/1987
RPI 895
#13.1
09/29/1987
RPI 884
#9.1
06/09/1987
RPI 868
#6.1
08/19/1986
RPI 826
#6.1
02/12/1986
RPI 799
#4.1
06/11/1985
RPI 764
#3.1
03/05/1985
RPI 750
#2.1
10/04/1983
RPI 676
#21.1
12/07/1993
RPI 1201
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