Publicação do pedido de patente
#3.1
10/03/1989
RPI 989
Application data
Number
PI8900474Type
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: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants
Imperial Chemical Industries Plc.
GB
Inventors
D. W. (pessoa física)
GB
D. W. (pessoa física)
GB
R. G. (pessoa física)
GB
R. S. (pessoa física)
GB
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/03/1989
RPI 989
#2.1
03/28/1989
RPI 962
#21.1
Patente extinta em 02/02/2004
12/15/2009
RPI 2032
#16.1
08/29/1995
RPI 1291
#9.1
02/14/1995
RPI 1263
#6.1
10/25/1994
RPI 1247
#4.1
04/16/1991
RPI 1063
From the same holder
Same category
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