Publicação do pedido de patente
#3.1
08/01/1989
RPI 980
Application data
Number
PI8805907Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 08/01/1989. We update with every new RPI gazette, published weekly.
Applicants
B. C. (pessoa física)
US
Inventors
E. K. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
08/01/1989
RPI 980
#2.1
03/28/1989
RPI 962
#21.1
Patente extinta em 11/11/2003
09/02/2008
RPI 1965
#16.1
04/27/1993
RPI 1169
#13.1
10/27/1992
RPI 1143
#9.1
06/09/1992
RPI 1123
#15.11
12/24/1991
RPI 1099
#6.1
11/05/1991
RPI 1092
#4.1
06/05/1990
RPI 1021
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