Pedido de patente depositado
#2.1
11/28/1989
RPI 997
Application data
Number
PI8904363Type
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: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants
Sumitomo Chemical Company, Limited
JP
Inventors
F. M. (pessoa física)
JP
G. S. (pessoa física)
JP
K. M. (pessoa física)
JP
S. T. (pessoa física)
JP
T. K. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
11/28/1989
RPI 997
#21.1
Patente extinta em 30/08/2009
05/21/2013
RPI 2211
#16.1
06/24/1997
RPI 1386
#13.1
03/11/1997
RPI 1371
#9.1
07/16/1996
RPI 1337
#6.1
05/23/1995
RPI 1277
#4.1
06/23/1992
RPI 1125
#3.1
04/17/1990
RPI 1014
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