Concessão da patente
#16.1
11/25/1986
RPI 840
Application data
Number
PI8302978Type
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: 11/25/1986. We update with every new RPI gazette, published weekly.
Applicants
A. C. (pessoa física)
Kobe Steel, Ltd.
JP
Inventors
T. Y. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/25/1986
RPI 840
#13.1
08/26/1986
RPI 827
#9.1
04/22/1986
RPI 809
#4.1
04/09/1985
RPI 755
#3.1
01/15/1985
RPI 743
#2.1
07/19/1983
RPI 665
#21.1
Patente extinta em 27/04/98
07/01/2008
RPI 1956
Same category
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