Pedido de certificado de adição de invenção
#5.1
06/30/1987
RPI 871
Application data
Number
PI8501790Type
Filing
Publication
The application was refused on 09/04/1990 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
Petróleo Brasileiro S/A - Petrobrás
RJ, BR
Inventors
A. L. (pessoa física)
BR
H. B. (pessoa física)
BR
R. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#5.1
06/30/1987
RPI 871
#4.1
02/03/1987
RPI 850
#3.1
11/18/1986
RPI 839
#2.1
06/03/1986
RPI 815
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: A23K 1/06; C12F 3/10.
03/27/2018
RPI 2464
09/04/1990
RPI 1031
#12.2
05/15/1990
RPI 1018
#9.2
02/06/1990
RPI 1005
From the same holder
Same category
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