Concessão da patente
#16.1
08/30/1988
RPI 932
Application data
Number
PI8306041Type
Filing
Publication
The letters patent expired on 08/19/2008: 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
BECKER METALURGICA [BR]
Inventors
B. D. (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
#9.1
12/29/1987
RPI 897
#6.1
07/29/1986
RPI 823
#4.1
09/10/1985
RPI 777
#3.1
06/04/1985
RPI 763
#2.1
01/17/1984
RPI 691
#21.1
Patente extinta em 27/10/98
08/19/2008
RPI 1963
From the same holder
Same category
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