Solicitação de exame técnico
#4.1
06/27/1989
RPI 975
Application data
Number
PI8801576Type
Filing
Publication
The letters patent expired on 12/11/2012: 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: 06/27/1989. We update with every new RPI gazette, published weekly.
Applicants
Societe Chimique De La Grande Paroisse, Azote Et Produits Chimiques
FR
Inventors
C. H. (pessoa física)
FR
Y. G. (pessoa física)
FR
IPC Classification
Priority claims
FR
87 04 718 · 04/03/1987
FR
87 14.911 · 10/28/1987
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