Solicitação de exame técnico
#4.1
12/29/1987
RPI 897
Application data
Number
PI8501345Type
Filing
Publication
The patent was granted on 10/29/1991 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 12/29/1987. We update with every new RPI gazette, published weekly.
Applicants
Imperial Chemical Industries Plc.
GB
Inventors
E. M. (pessoa física)
GB
R. S. (pessoa física)
GB
IPC Classification
Priority claims
GB
8407810 · 03/26/1984
GB
8418612 · 07/20/1984
GB
8502778 · 02/04/1985
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