Concessão da patente
#16.1
08/29/1989
RPI 984
The letters patent expired on 09/17/1996: 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
C. D. (pessoa física)
SP, BR
Inventors
C. D. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/29/1989
RPI 984
#13.1
02/21/1989
RPI 957
#9.1
11/01/1988
RPI 941
#4.1
05/12/1987
RPI 864
#3.2
03/31/1987
RPI 858
#2.1
01/13/1987
RPI 847
#21.1
09/17/1996
RPI 1346
Same category
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