15.5
06/06/1989
RPI 972
Application data
Number
PI8407382Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 06/06/1989. We update with every new RPI gazette, published weekly.
Applicants
F. O. (pessoa física)
RJ, BR
Inventors
F. O. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
06/06/1989
RPI 972
#6.1
07/19/1988
RPI 926
#15.11
12/22/1987
RPI 896
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12/22/1987
RPI 896
#4.1
10/07/1986
RPI 833
#3.1
05/13/1986
RPI 812
#2.1
12/18/1984
RPI 739
#21.1
Patente extinta em 04/10/99
07/08/2008
RPI 1957
#16.1
11/27/1990
RPI 1043
#13.1
08/21/1990
RPI 1029
#9.1
05/15/1990
RPI 1018
03/20/1990
RPI 1010
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