Concessão da patente
#16.1
11/24/1987
RPI 892
Application data
Number
PI8302440Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 11/24/1987. We update with every new RPI gazette, published weekly.
Applicants
ITALKALI [IT]
Inventors
S. G. (pessoa física)
V. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/24/1987
RPI 892
08/18/1987
RPI 878
#12.1
08/19/1986
RPI 826
#9.1
04/08/1986
RPI 807
#6.1
05/14/1985
RPI 760
#15.11
02/26/1985
RPI 749
#4.1
08/14/1984
RPI 721
#3.1
01/17/1984
RPI 691
#2.1
06/28/1983
RPI 662
#21.1
Patente extinta em 10/05/98
08/19/2008
RPI 1963
Same category
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