201
01/12/1988
RPI 899
The letters patent expired on 12/07/1993: 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: 01/12/1988. We update with every new RPI gazette, published weekly.
Applicants
REAL IND & COMERCIO DE FERRAGE [BR]
Inventors
P. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
01/12/1988
RPI 899
#17.1
08/04/1987
RPI 876
#16.1
12/30/1986
RPI 845
08/05/1986
RPI 824
07/29/1986
RPI 823
#13.1
12/10/1985
RPI 790
#9.1
08/06/1985
RPI 772
#4.1
12/18/1984
RPI 739
#3.1
05/24/1983
RPI 657
#2.1
12/15/1981
RPI 582
#21.1
12/07/1993
RPI 1201
Same category
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