320
03/01/1988
RPI 906
Application data
Number
PI8206763Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 03/01/1988. We update with every new RPI gazette, published weekly.
Applicants
Metalurgica Detroit S/A
SP, BR
Inventors
P. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
03/01/1988
RPI 906
11/03/1987
RPI 889
06/23/1987
RPI 870
02/17/1987
RPI 852
#17.1
10/21/1986
RPI 835
#17.1
07/15/1986
RPI 821
#20.1
04/29/1986
RPI 810
#16.1
08/27/1985
RPI 775
#13.1
07/09/1985
RPI 768
#9.1
03/19/1985
RPI 752
#5.1
10/25/1983
RPI 679
#4.1
06/14/1983
RPI 660
#3.2
03/15/1983
RPI 647
#2.1
01/18/1983
RPI 639
#21.1
Patente extinta em 23/11/97
07/01/2008
RPI 1956
From the same holder
Same category
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