Concessão da patente
#16.1
04/24/1984
RPI 705
The letters patent expired on 04/25/1995: 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: 04/24/1984. We update with every new RPI gazette, published weekly.
Applicants
KUSTANNUS OY OTAVA
Inventors
J. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/24/1984
RPI 705
#13.1
02/07/1984
RPI 694
#9.1
10/25/1983
RPI 679
#7.1
08/03/1982
RPI 615
#4.1
11/17/1981
RPI 578
#21.1
04/25/1995
RPI 1273
Same category
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