Carta-patente expirada
#21.1
Patente extinta em 22/09/2002
07/29/2008
RPI 1960
Application data
Number
PI8707997Type
Filing
Publication
PCT
GB1987000609 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: 07/29/2008. We update with every new RPI gazette, published weekly.
Applicants
Imperial Chemical Industries Plc.
GB
Inventors
A. G. (pessoa física)
E. W. (pessoa física)
M. G. (pessoa física)
GB
T. N. (pessoa física)
GB
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 22/09/2002
07/29/2008
RPI 1960
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08/07/1990
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