Concessão da patente
#16.1
09/25/1984
RPI 727
The letters patent expired on 09/12/1995: 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: 09/25/1984. We update with every new RPI gazette, published weekly.
Applicants
F. C. (pessoa física)
US
Inventors
S. L. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/25/1984
RPI 727
#13.1
05/15/1984
RPI 708
#9.1
01/31/1984
RPI 693
#4.1
03/29/1983
RPI 649
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 121/00; A01N 53/00; A01P 7/04; C07C 69/743; C07C 253/34; C07C 255/39; C07C 253/00; C07C 255/00.
03/27/2018
RPI 2464
#21.1
09/12/1995
RPI 1293
From the same holder
Same category
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