Concessão da patente
#16.1
10/24/1989
RPI 992
The letters patent expired on 10/04/1994: 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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
J. C. (pessoa física)
SP, BR
Inventors
J. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/24/1989
RPI 992
#9.1
06/06/1989
RPI 972
02/28/1989
RPI 958
#12.3
08/16/1988
RPI 930
04/12/1988
RPI 912
#6.1
07/28/1987
RPI 875
#4.1
08/05/1986
RPI 824
#3.1
11/05/1985
RPI 785
#2.1
06/19/1984
RPI 713
#21.1
10/04/1994
RPI 1244
#20.1
05/04/1993
RPI 1170
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