Pedido de certificado de adição de invenção
#5.1
03/17/1987
RPI 856
Application data
Number
PI8505794Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 03/17/1987. We update with every new RPI gazette, published weekly.
Applicants
Imperial Chemical Industries Plc.
GB
Tioxide Specialties Limited
GB
Inventors
A. H. (pessoa física)
GB
J. B. (pessoa física)
GB
J. R. (pessoa física)
GB
K. K. (pessoa física)
GB
N. A. (pessoa física)
GB
IPC Classification
Priority claims
GB
84 29316 · 11/20/1984
GB
8527.334 · 11/06/1985
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