Pedido de patente depositado
#2.1
11/14/1989
RPI 995
The letters patent expired on 11/20/2001: 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: 11/14/1989. We update with every new RPI gazette, published weekly.
Applicants
Metalúrgica Jackwal S/A
RS, BR
Inventors
F. O. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
11/14/1989
RPI 995
#21.1
Patente extinta em 19/07/1999 conforme o disposto no artigo 24 da Lei 5772 (CPI).
11/20/2001
RPI 1611
#16.1
06/28/1994
RPI 1230
#13.1
01/18/1994
RPI 1207
#9.1
08/03/1993
RPI 1183
#4.1
08/27/1991
RPI 1082
#3.1
06/18/1991
RPI 1072
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Same category
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