6.2
05/30/1989
RPI 971
Application data
Number
PI8504128Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
H. I. (pessoa física)
JP
Inventors
H. I. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
05/30/1989
RPI 971
#4.1
10/06/1987
RPI 885
#3.1
06/17/1986
RPI 817
#2.1
10/29/1985
RPI 784
#21.1
Patente extinta em 28/08/2000
07/15/2008
RPI 1958
#16.1
04/28/1992
RPI 1117
#13.1
10/01/1991
RPI 1087
#9.1
06/04/1991
RPI 1070
#6.1
12/04/1990
RPI 1044
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