Concessão da patente
#16.1
06/30/1987
RPI 871
Application data
Number
PI8107362Type
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: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
HYLSA SA [MX]
Inventors
G. G. (pessoa física)
M. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/30/1987
RPI 871
#9.1
09/30/1986
RPI 832
07/01/1986
RPI 819
#15.11
09/03/1985
RPI 776
#6.1
05/28/1985
RPI 762
#4.1
08/28/1984
RPI 723
#3.1
08/10/1982
RPI 616
#2.1
12/29/1981
RPI 584
#21.1
Patente extinta em 13/11/96
08/19/2008
RPI 1963
From the same holder
Same category
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