Concessão da patente
#16.1
08/25/1987
RPI 879
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: 08/25/1987. We update with every new RPI gazette, published weekly.
Applicants
Arno S/A
SP, BR
Inventors
B. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/25/1987
RPI 879
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01/13/1987
RPI 847
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03/04/1986
RPI 802
#6.1
07/23/1985
RPI 770
#4.1
11/27/1984
RPI 736
#3.1
12/21/1982
RPI 635
#21.1
12/07/1993
RPI 1201
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