Concessão da patente
#16.1
04/26/1988
RPI 914
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: 04/26/1988. We update with every new RPI gazette, published weekly.
Applicants
D. S. (pessoa física)
Inventors
S. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/26/1988
RPI 914
#13.1
10/20/1987
RPI 887
#9.1
06/23/1987
RPI 870
#6.1
09/16/1986
RPI 830
#4.1
10/01/1985
RPI 780
#3.1
10/30/1984
RPI 732
#2.1
05/10/1983
RPI 655
#21.1
12/07/1993
RPI 1201
#22.1
11/12/1991
RPI 1093
Same category
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