Pedido de patente depositado
#2.1
10/10/1989
RPI 990
Application data
Number
PI8903255Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 10/10/1989. We update with every new RPI gazette, published weekly.
Applicants
E.I. Du Pont de Nemours And Company
US
Imperial Chemical Industries Plc.
GB
Inventors
C. H. (pessoa física)
GB
J. F. (pessoa física)
GB
R. W. (pessoa física)
GB
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
10/10/1989
RPI 990
#21.1
Patente extinta em 30/06/2004
12/22/2009
RPI 2033
#25.1
Transferido de: Imperial Chemical Industries PLC
10/24/2000
RPI 1555
#16.1
04/29/1997
RPI 1378
#13.1
03/25/1997
RPI 1373
#9.1
08/27/1996
RPI 1343
#6.1
12/05/1995
RPI 1305
#6.1
02/21/1995
RPI 1264
#4.1
01/12/1993
RPI 1154
#3.1
09/25/1990
RPI 1034
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