Concessão da patente
#16.1
09/26/1989
RPI 988
The letters patent expired on 03/12/1996: 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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
L. J. (pessoa física)
SP, BR
Inventors
L. J. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/26/1989
RPI 988
#13.1
05/30/1989
RPI 971
#9.1
01/24/1989
RPI 953
#4.1
08/11/1987
RPI 877
#3.1
07/14/1987
RPI 873
#2.1
03/25/1986
RPI 805
#21.1
03/12/1996
RPI 1319
Same category
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