Pedido de certificado de adição de invenção
#5.1
12/01/1987
RPI 893
Application data
Number
PI8605547Type
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: 12/01/1987. We update with every new RPI gazette, published weekly.
Applicants
The British Petroleum Company Plc
GB
Inventors
D. C. (pessoa física)
GB
IPC Classification
Priority claims
GB
8503547 · 02/12/1985
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