Solicitação de exame técnico
#4.1
01/12/1988
RPI 899
Application data
Number
PI8606510Type
Filing
Publication
The patent was granted on 09/28/1993 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: 01/12/1988. We update with every new RPI gazette, published weekly.
Applicants
Societe Chimique Des Charbonnages S.A
FR
Inventors
F. H. (pessoa física)
FR
J. M. (pessoa física)
FR
J. M. (pessoa física)
Y. M. (pessoa física)
FR
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