Concessão da patente
#16.1
08/30/1988
RPI 932
The letters patent expired on 10/04/1994: 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: 08/30/1988. We update with every new RPI gazette, published weekly.
Applicants
PERSIANAS PRESIDENTE LTDA [BR]
Inventors
T. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/30/1988
RPI 932
#13.1
05/10/1988
RPI 916
#9.1
12/29/1987
RPI 897
11/03/1987
RPI 889
#15.3
09/22/1987
RPI 883
#4.1
08/05/1986
RPI 824
#3.1
03/11/1986
RPI 803
#2.1
10/09/1984
RPI 729
#21.1
10/04/1994
RPI 1244
Same category
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