Publicação do pedido de patente
#3.1
11/14/1989
RPI 995
Application data
Number
PI8901487Type
Filing
Publication
The letters patent expired on 12/15/2009: 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: 11/14/1989. We update with every new RPI gazette, published weekly.
Applicants
Ihara Chemical Industry Co., Ltd.
JP
Kumiai Chemical Industry Co., Ltd.
JP
Inventors
M. S. (pessoa física)
JP
S. K. (pessoa física)
JP
T. T. (pessoa física)
JP
T. M. (pessoa física)
JP
Y. T. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
11/14/1989
RPI 995
#2.1
05/16/1989
RPI 969
#21.1
Patente extinta em 30/03/2004
12/15/2009
RPI 2032
#16.1
04/29/1997
RPI 1378
#9.1
04/09/1996
RPI 1323
#6.1
04/25/1995
RPI 1273
#4.1
11/05/1991
RPI 1092
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