Concessão da patente
#16.1
04/25/1989
RPI 966
The letters patent expired on 07/26/1994: 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: 04/25/1989. We update with every new RPI gazette, published weekly.
Applicants
R. I. (pessoa física)
Inventors
T. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/25/1989
RPI 966
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12/27/1988
RPI 949
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09/06/1988
RPI 933
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02/17/1988
RPI 904
#6.1
05/05/1987
RPI 863
05/25/1982
RPI 605
#4.1
11/03/1981
RPI 576
#21.1
07/26/1994
RPI 1234
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