Deferimento
#9.1
10/24/1989
RPI 992
The letters patent expired on 01/28/1997: 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
F. N. (pessoa física)
SP, BR
L. N. (pessoa física)
SP, BR
Inventors
F. N. (pessoa física)
BR
L. N. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.1
10/24/1989
RPI 992
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05/12/1987
RPI 864
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03/17/1987
RPI 856
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03/04/1987
RPI 854
#15.11
01/26/2010
RPI 2038
#21.1
01/28/1997
RPI 1365
#15.11
03/26/1991
RPI 1060
#16.1
05/29/1990
RPI 1020
#13.1
03/01/1990
RPI 1007
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