Concessão da patente
#16.1
12/26/1984
RPI 740
The letters patent expired on 11/21/1995: 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: 12/26/1984. We update with every new RPI gazette, published weekly.
Applicants
Snia Viscosa Società Nazionale Industria Applicazioni Viscoa S.p.A.
IT
Inventors
B. T. (pessoa física)
L. N. (pessoa física)
P. U. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/26/1984
RPI 740
#13.1
10/23/1984
RPI 731
#9.1
06/26/1984
RPI 714
#6.1
01/03/1984
RPI 689
#4.1
06/07/1983
RPI 659
#21.1
11/21/1995
RPI 1303
From the same holder
Same category
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