Concessão da patente
#16.1
09/27/1988
RPI 936
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: 09/27/1988. We update with every new RPI gazette, published weekly.
Applicants
B. G. (pessoa física)
Inventors
G. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/27/1988
RPI 936
#13.1
06/07/1988
RPI 920
#9.1
02/09/1988
RPI 903
#15.6
12/01/1987
RPI 893
#15.1
09/22/1987
RPI 883
#6.1
04/14/1987
RPI 860
#4.1
06/03/1986
RPI 815
#3.1
10/08/1985
RPI 781
#2.1
05/15/1984
RPI 708
#21.1
10/04/1994
RPI 1244
Same category
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