Concessão da patente
#16.1
08/30/1988
RPI 932
The letters patent expired on 05/09/1995: 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: 08/30/1988. We update with every new RPI gazette, published weekly.
Applicants
ULFER IND E COMERCIO DE PRODUT [BR]
Inventors
D. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/30/1988
RPI 932
#13.1
05/10/1988
RPI 916
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12/29/1987
RPI 897
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12/10/1985
RPI 790
#15.11
11/26/1985
RPI 788
#3.2
09/03/1985
RPI 776
#2.1
06/04/1985
RPI 763
#21.1
05/09/1995
RPI 1275
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