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
MIRUNA IND MAQUINAS LTD
Inventors
B. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
08/16/1988
RPI 930
#16.1
07/31/1984
RPI 719
#13.1
04/10/1984
RPI 703
#9.1
12/13/1983
RPI 686
#6.1
05/17/1983
RPI 656
#6.1
04/13/1982
RPI 599
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era B31B 1/62.
03/27/2018
RPI 2464
Same category
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