Concessão da patente
#16.1
02/28/1989
RPI 958
The letters patent expired on 11/22/1994: 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: 02/28/1989. We update with every new RPI gazette, published weekly.
Applicants
JOSE RENATO BAPTISTA [BR]
Inventors
B. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/28/1989
RPI 958
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08/09/1988
RPI 929
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10/13/1987
RPI 886
#4.1
08/05/1986
RPI 824
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03/11/1986
RPI 803
12/04/1984
RPI 737
#21.1
11/22/1994
RPI 1251
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