Concessão da patente
#16.1
06/30/1987
RPI 871
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: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
Á. M. (pessoa física)
Inventors
M. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/30/1987
RPI 871
#13.1
12/30/1986
RPI 845
#9.1
09/09/1986
RPI 829
#6.1
12/17/1985
RPI 791
#4.1
11/27/1984
RPI 736
#3.2
07/31/1984
RPI 719
#2.1
05/08/1984
RPI 707
#21.1
10/04/1994
RPI 1244
Same category
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