Concessão da patente
#16.1
02/03/1987
RPI 850
The letters patent expired on 11/15/1994: 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: 02/03/1987. We update with every new RPI gazette, published weekly.
Applicants
A. D. (pessoa física)
A. T. (pessoa física)
Inventors
D. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/03/1987
RPI 850
#13.1
10/14/1986
RPI 834
07/01/1986
RPI 819
11/26/1985
RPI 788
#12.2
06/25/1985
RPI 766
#9.2
01/08/1985
RPI 742
#4.1
08/16/1983
RPI 669
#3.2
06/14/1983
RPI 660
#2.1
10/05/1982
RPI 624
#21.1
11/15/1994
RPI 1250
From the same holder
Same category
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