20.4
09/01/1987
RPI 880
The letters patent expired on 09/19/1995: 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: 09/01/1987. We update with every new RPI gazette, published weekly.
Applicants
Iku Holding Montfoort B.V.
NL
Inventors
O. A. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
09/01/1987
RPI 880
#16.1
03/27/1984
RPI 701
#13.1
12/27/1983
RPI 688
#9.1
09/06/1983
RPI 672
#6.1
03/29/1983
RPI 649
#4.1
09/14/1982
RPI 621
#21.1
09/19/1995
RPI 1294
From the same holder
Same category
Patent monitoring
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