Concessão da patente
#16.1
11/28/1989
RPI 997
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: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants
A. C. (pessoa física)
SP, BR
Inventors
A. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/28/1989
RPI 997
#13.1
01/10/1989
RPI 951
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09/27/1988
RPI 936
#6.1
10/13/1987
RPI 886
#4.1
07/22/1986
RPI 822
#3.1
02/12/1986
RPI 799
#2.1
09/11/1984
RPI 725
#21.1
10/04/1994
RPI 1244
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Same category
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