Exigência - art. 36 da LPI
#6.1
06/20/1989
RPI 974
Application data
Number
PI8502509Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 06/20/1989. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V., companhia holandesa
NL
Inventors
D. D. (pessoa física)
R. L. (pessoa física)
US
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