Concessão da patente
#16.1
08/29/1989
RPI 984
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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
J. S. (pessoa física)
SP, BR
Inventors
J. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/29/1989
RPI 984
#13.1
12/06/1988
RPI 946
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08/09/1988
RPI 929
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12/22/1987
RPI 896
#4.1
11/04/1986
RPI 837
#3.1
11/13/1984
RPI 734
#2.1
05/24/1983
RPI 657
#21.1
11/22/1994
RPI 1251
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