Concessão da patente
#16.1
10/30/1984
RPI 732
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: 10/30/1984. We update with every new RPI gazette, published weekly.
Applicants
F. A. (pessoa física)
Inventors
F. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/30/1984
RPI 732
#13.1
08/07/1984
RPI 720
05/08/1984
RPI 707
#12.1
08/09/1983
RPI 668
#9.1
04/19/1983
RPI 652
#6.1
11/16/1982
RPI 630
#5.1
04/13/1982
RPI 599
#4.1
10/27/1981
RPI 575
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: B29D 23/03; C03B 9/16.
03/27/2018
RPI 2464
#21.1
06/21/1994
RPI 1229
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Same category
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