Concessão da patente
#16.1
06/28/1983
RPI 662
The letters patent expired on 06/21/1994: 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: 06/28/1983. We update with every new RPI gazette, published weekly.
Applicants
SMIDTH & CO AS F L
Inventors
R. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/28/1983
RPI 662
#13.1
04/05/1983
RPI 650
#9.1
11/23/1982
RPI 631
05/18/1982
RPI 604
#6.1
03/09/1982
RPI 594
#21.1
06/21/1994
RPI 1229
04/02/1991
RPI 1061
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Same category
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