Concessão da patente
#16.1
05/31/1988
RPI 919
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: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants
VITOR BERTONCELLO [BR]
Inventors
B. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/31/1988
RPI 919
#13.1
01/26/1988
RPI 901
#9.1
09/08/1987
RPI 881
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09/30/1986
RPI 832
#6.1
02/18/1986
RPI 800
#4.1
10/02/1984
RPI 728
#3.2
06/05/1984
RPI 711
#2.1
05/29/1984
RPI 710
#21.1
10/04/1994
RPI 1244
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