Concessão da patente
#16.1
04/24/1984
RPI 705
Application data
Number
PI8004287Type
Filing
Publication
The letters patent expired on 09/19/1995: 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: 04/24/1984. We update with every new RPI gazette, published weekly.
Applicants
Carborundum do Brasil Ltda.
SP, BR
Inventors
B. M. (pessoa física)
G. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/24/1984
RPI 705
#13.1
12/27/1983
RPI 688
#9.1
09/06/1983
RPI 672
#4.1
07/27/1982
RPI 614
#3.1
03/09/1982
RPI 594
#21.1
09/19/1995
RPI 1294
08/18/1992
RPI 1133
From the same holder
Same category
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