Publicação do pedido de patente
#3.1
12/29/1987
RPI 897
Application data
Number
PI8701371Type
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: 12/29/1987. We update with every new RPI gazette, published weekly.
Applicants
E. C. (pessoa física)
US
Inventors
E. R. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
12/29/1987
RPI 897
#2.1
07/07/1987
RPI 872
#21.1
Patente extinta em 06/03/2002
07/29/2008
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05/26/1992
RPI 1121
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12/03/1991
RPI 1096
#9.1
08/06/1991
RPI 1079
#15.11
07/23/1991
RPI 1077
#6.1
03/05/1991
RPI 1057
#4.1
08/07/1990
RPI 1027
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