Concessão da patente
#16.1
08/28/1984
RPI 723
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: 08/28/1984. We update with every new RPI gazette, published weekly.
Applicants
S. D. (pessoa física)
Inventors
E. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/28/1984
RPI 723
#13.1
05/02/1984
RPI 706
02/14/1984
RPI 695
#9.1
01/24/1984
RPI 692
#7.1
11/16/1982
RPI 630
#4.1
11/24/1981
RPI 579
#21.1
12/07/1993
RPI 1201
#20.2
10/16/1990
RPI 1037
From the same holder
Same category
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