Concessão da patente
#16.1
05/30/1989
RPI 971
The letters patent expired on 10/03/1995: 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
E. J. (pessoa física)
SP, BR
Inventors
E. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/30/1989
RPI 971
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10/25/1988
RPI 940
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06/28/1988
RPI 923
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12/29/1987
RPI 897
#4.1
02/12/1986
RPI 799
#3.2
10/01/1985
RPI 780
#2.1
08/13/1985
RPI 773
#21.1
10/03/1995
RPI 1296
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