Deferimento
#9.1
10/10/1989
RPI 990
Application data
Number
PI8404613Type
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: 10/10/1989. We update with every new RPI gazette, published weekly.
Applicants
S. C. (pessoa física)
JP
Inventors
M. H. (pessoa física)
JP
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.1
10/10/1989
RPI 990
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06/14/1988
RPI 921
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04/22/1986
RPI 809
#2.1
11/27/1984
RPI 736
#21.1
Patente extinta em 14/09/99
07/08/2008
RPI 1957
#16.1
05/29/1990
RPI 1020
#13.1
02/06/1990
RPI 1005
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Same category
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