Concessão da patente
#16.1
02/25/1986
RPI 801
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: 02/25/1986. 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
02/25/1986
RPI 801
#13.1
12/03/1985
RPI 789
07/16/1985
RPI 769
06/11/1985
RPI 764
02/26/1985
RPI 749
05/15/1984
RPI 708
#12.2
06/28/1983
RPI 662
#9.2
03/29/1983
RPI 649
#4.1
08/03/1982
RPI 615
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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