16.3
05/15/1984
RPI 708
The letters patent expired on 06/06/1995: 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: 05/15/1984. We update with every new RPI gazette, published weekly.
Applicants
NUKEM GMBH
Inventors
H. W. (pessoa física)
K. O. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
05/15/1984
RPI 708
#16.1
02/28/1984
RPI 697
#13.1
12/20/1983
RPI 687
#9.1
08/30/1983
RPI 671
#6.1
03/15/1983
RPI 647
#4.1
08/03/1982
RPI 615
#21.1
06/06/1995
RPI 1279
From the same holder
Same category
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