Pedido de patente depositado
#2.1
07/25/1989
RPI 979
Application data
Number
PI8902808Type
Filing
Publication
The letters patent expired on 05/21/2013: 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: 07/25/1989. We update with every new RPI gazette, published weekly.
Applicants
NKK Bars & Shapes Co., Ltd
JP
Toa Steel Co., Ltd
JP
Inventors
H. O. (pessoa física)
JP
K. I. (pessoa física)
JP
N. O. (pessoa física)
JP
T. E. (pessoa física)
JP
Y. S. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
07/25/1989
RPI 979
#21.1
Patente extinta em 13/06/2009
05/21/2013
RPI 2211
#25.1
Transferido de: Toa Steel Co., Ltd
06/20/2000
RPI 1537
#16.1
06/24/1997
RPI 1386
#13.1
03/25/1997
RPI 1373
#9.1
08/27/1996
RPI 1343
#4.1
02/19/1991
RPI 1055
#3.1
09/18/1990
RPI 1033
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