Concessão da patente
#16.1
11/25/1986
RPI 840
The letters patent expired on 07/01/2008: 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: 11/25/1986. We update with every new RPI gazette, published weekly.
Applicants
DBA SA [FR]
Inventors
C. J. (pessoa física)
L. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/25/1986
RPI 840
#13.1
09/02/1986
RPI 828
#9.1
04/29/1986
RPI 810
#6.1
06/18/1985
RPI 765
#4.1
11/27/1984
RPI 736
#2.1
04/06/1982
RPI 598
#21.1
Patente extinta em 17/02/97
07/01/2008
RPI 1956
From the same holder
Same category
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