Concessão da patente
#16.1
12/26/1984
RPI 740
The letters patent expired on 07/26/1994: 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: 12/26/1984. We update with every new RPI gazette, published weekly.
Applicants
R H PARTICIPACOES LTD S C
Inventors
H. R. (pessoa física)
L. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/26/1984
RPI 740
#13.1
09/04/1984
RPI 724
#9.1
05/22/1984
RPI 709
#6.1
11/22/1983
RPI 683
#21.1
07/26/1994
RPI 1234
From the same holder
Same category
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