Concessão da patente
#16.1
06/24/1986
RPI 818
The letters patent expired on 09/21/1993: 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: 06/24/1986. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
G. S. (pessoa física)
NL
Publications in the Brazilian Industrial Property Gazette (RPI).
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