Publicação do pedido de patente
#3.1
06/13/1989
RPI 973
Application data
Number
PI8805358Type
Filing
Publication
The letters patent expired on 12/18/2012: 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: 06/13/1989. We update with every new RPI gazette, published weekly.
Applicants
Ihara Chemical Industry Co., Ltd.
JP
Kumiai Chemical Industry Co, Ltd ,
JP
Inventors
C. S. (pessoa física)
JP
K. M. (pessoa física)
JP
M. Y. (pessoa física)
JP
T. M. (pessoa física)
JP
Y. N. (pessoa física)
JP
IPC Classification
Priority claims
JP
260866/1987 · 10/16/1987
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
06/13/1989
RPI 973
#2.1
02/28/1989
RPI 958
#21.1
Patente extinta em 24/08/2009
12/18/2012
RPI 2189
#16.1
08/24/1999
RPI 1494
#9.1
01/26/1999
RPI 1464
#6.1
06/16/1998
RPI 1434
#6.1
01/31/1995
RPI 1261
#4.1
04/09/1991
RPI 1062
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Same category
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