Solicitação de exame técnico
#4.1
10/24/1989
RPI 992
Application data
Number
PI8703416Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
Asca Equipamentos Industriais Ltda
RJ, BR
Inventors
E. H. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/24/1989
RPI 992
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01/17/1989
RPI 952
#2.1
09/01/1987
RPI 880
#21.1
Patente extinta em 06/07/2002
07/29/2008
RPI 1960
#15.11
04/16/1991
RPI 1063
#16.1
10/30/1990
RPI 1039
#9.1
05/08/1990
RPI 1017
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Same category
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