Concessão da patente
#16.1
09/29/1987
RPI 884
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: 09/29/1987. We update with every new RPI gazette, published weekly.
Applicants
A. D. (pessoa física)
Inventors
D. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/29/1987
RPI 884
#13.1
03/31/1987
RPI 858
#9.1
10/29/1986
RPI 836
#6.1
03/25/1986
RPI 805
#6.1
03/19/1985
RPI 752
#4.1
01/17/1984
RPI 691
#3.1
10/18/1983
RPI 678
#2.1
04/20/1982
RPI 600
#21.1
12/07/1993
RPI 1201
Same category
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