Concessão da patente
#16.1
02/03/1987
RPI 850
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: 02/03/1987. We update with every new RPI gazette, published weekly.
Applicants
A. S. (pessoa física)
Inventors
S. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/03/1987
RPI 850
#13.1
09/02/1986
RPI 828
#9.1
05/13/1986
RPI 812
#6.1
08/20/1985
RPI 774
#4.1
07/10/1984
RPI 716
#3.2
01/10/1984
RPI 690
#2.1
12/06/1983
RPI 685
#21.1
12/07/1993
RPI 1201
Same category
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