Concessão da patente
#16.1
01/29/1985
RPI 745
Application data
Number
PI8101673Type
Filing
Publication
The letters patent expired on 09/24/1996: 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: 01/29/1985. We update with every new RPI gazette, published weekly.
Applicants
Petróleo Brasileiro S/A - Petrobrás
RJ, BR
Inventors
O. D. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
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