Concessão da patente
#16.1
10/30/1984
RPI 732
The letters patent expired on 12/07/1993: 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
B. N. (pessoa física)
SP, BR
Inventors
N. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/30/1984
RPI 732
#13.1
07/03/1984
RPI 715
#9.1
03/13/1984
RPI 699
#15.11
05/10/1983
RPI 655
#6.1
05/03/1983
RPI 654
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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