Carta-patente expirada
#21.1
Patente extinta em 21/02/2010
01/08/2013
RPI 2192
Application data
Number
PI9000835Type
Filing
Publication
The letters patent expired on 01/08/2013: 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: 01/08/2013. We update with every new RPI gazette, published weekly.
Applicants
Imperial Chemical Industries Plc.
GB
Inventors
A. R. (pessoa física)
ZA
M. H. (pessoa física)
GB
M. B. (pessoa física)
GB
IPC Classification
Priority claims
GB
8904026.5 · 02/22/1989
GB
9003186.5 · 02/13/1990
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 21/02/2010
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