Concessão da patente
#16.1
07/01/1986
RPI 819
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: 07/01/1986. We update with every new RPI gazette, published weekly.
Applicants
A. B. (pessoa física)
Inventors
B. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/01/1986
RPI 819
#9.1
02/12/1986
RPI 799
#6.1
05/07/1985
RPI 759
#4.1
11/13/1984
RPI 734
#3.2
03/27/1984
RPI 701
#2.1
03/08/1983
RPI 646
#21.1
12/07/1993
RPI 1201
#20.1
05/15/1990
RPI 1018
Same category
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