Concessão da patente
#16.1
06/02/1987
RPI 867
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: 06/02/1987. We update with every new RPI gazette, published weekly.
Applicants
Conselho Nacional de Desenvolvimento Científico e Tecnológico - CNPQ
DF, BR
Inventors
A. M. (pessoa física)
C. F. (pessoa física)
D. A. (pessoa física)
D. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/02/1987
RPI 867
12/23/1986
RPI 844
#13.1
09/02/1986
RPI 828
#9.1
05/13/1986
RPI 812
#6.1
05/28/1985
RPI 762
#4.1
10/16/1984
RPI 730
#4.2
05/02/1984
RPI 706
#3.1
10/25/1983
RPI 679
#2.1
04/27/1982
RPI 601
#21.1
12/07/1993
RPI 1201
06/19/1990
RPI 1023
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