Cessão de direito de exploração
#22.1
12/10/1985
RPI 790
The letters patent expired on 09/12/1995: 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: 12/10/1985. We update with every new RPI gazette, published weekly.
Applicants
Viscosuisse S/A
CH
Inventors
H. R. (pessoa física)
S. H. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
12/10/1985
RPI 790
#16.1
04/30/1985
RPI 758
#13.1
12/26/1984
RPI 740
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08/28/1984
RPI 723
#6.1
04/24/1984
RPI 705
#6.1
11/16/1983
RPI 682
#4.1
03/08/1983
RPI 646
#21.1
09/12/1995
RPI 1293
From the same holder
Same category
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