Publicação do pedido de patente
#3.1
10/03/1989
RPI 989
The letters patent expired on 09/25/2001: 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: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants
Indústria Elétrica Itaim Comercial Ltda
SP, BR
Shima Engenharia Ltda.
SP, BR
Inventors
J. L. (pessoa física)
BR
W. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/03/1989
RPI 989
#2.1
05/24/1988
RPI 918
#21.1
Patente extinta em 25/02/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#16.1
10/26/1993
RPI 1195
#13.1
07/13/1993
RPI 1180
#9.1
03/23/1993
RPI 1164
#15.11
09/22/1992
RPI 1138
#6.1
06/23/1992
RPI 1125
#5.1
12/26/1990
RPI 1047
#4.1
08/14/1990
RPI 1028
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