Carta-patente expirada
#21.1
08/16/1988
RPI 930
The letters patent expired on 08/16/1988: 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: 08/16/1988. We update with every new RPI gazette, published weekly.
Applicants
CANETAS COMPACTOR CO
Inventors
B. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
08/16/1988
RPI 930
#16.1
10/01/1985
RPI 780
#13.1
07/30/1985
RPI 771
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04/09/1985
RPI 755
08/28/1984
RPI 723
#12.3
12/27/1983
RPI 688
09/13/1983
RPI 673
09/06/1983
RPI 672
#11.2
08/02/1983
RPI 667
#6.1
04/13/1982
RPI 599
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Same category
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