Exigência - art. 36 da LPI
#6.1
10/31/1989
RPI 993
Application data
Number
PI8405919Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
Japan Metals And Chemicals Co., Ltd.
JP
N. C. (pessoa física)
JP
Inventors
C. S. (pessoa física)
JP
H. I. (pessoa física)
JP
H. K. (pessoa física)
JP
M. F. (pessoa física)
JP
M. K. (pessoa física)
JP
T. I. (pessoa física)
JP
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
10/31/1989
RPI 993
#4.1
08/12/1986
RPI 825
#3.1
06/17/1986
RPI 817
#2.1
02/05/1985
RPI 746
#21.1
Patente extinta em 20/11/99
07/08/2008
RPI 1957
#16.1
11/27/1990
RPI 1043
#13.1
08/28/1990
RPI 1030
#9.1
05/22/1990
RPI 1019
Same category
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