Deferimento
#9.1
08/29/1989
RPI 984
Application data
Number
PI8406647Type
Filing
Publication
The patent was granted on 04/24/1990 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
Coal Industry (Patents) Limited
GB
Inventors
M. B. (pessoa física)
N. S. (pessoa física)
FR
T. C. (pessoa física)
GB
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