Pedido de patente depositado
#2.1
11/17/1987
RPI 891
The letters patent expired on 07/29/2008: 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: 11/17/1987. We update with every new RPI gazette, published weekly.
Applicants
Imperial Chemical Industries Plc.
GB
Inventors
J. T. (pessoa física)
BE
IPC Classification
Priority claims
GB
8621094 · 09/01/1986
GB
8716948 · 07/17/1987
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
11/17/1987
RPI 891
#21.1
Patente extinta em 25/08/2002
07/29/2008
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