Concessão da patente
#16.1
10/27/1987
RPI 888
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: 10/27/1987. We update with every new RPI gazette, published weekly.
Applicants
Fundação Centro Tecnológico de Minas Gerais/Cetec
MG, BR
Inventors
R. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/27/1987
RPI 888
#13.1
06/09/1987
RPI 868
#9.1
01/13/1987
RPI 847
#6.1
05/13/1986
RPI 812
#6.1
04/23/1985
RPI 757
#4.1
12/13/1983
RPI 686
#3.2
09/13/1983
RPI 673
#2.1
05/10/1983
RPI 655
#15.11
Alterada a classificação de A47B 41/00, A47B 9/14 e A47C 3/20 para A47B 41/00, A47C 3/20 e A47B 9/14.
09/12/2017
RPI 2436
#21.1
11/15/1994
RPI 1250
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Same category
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