Carta-patente expirada
#21.1
Patente extinta em 16/04/2016
05/10/2016
RPI 2366
Application data
Number
PI9601401Type
Filing
Publication
The letters patent expired on 05/10/2016: 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: 05/10/2016. We update with every new RPI gazette, published weekly.
Applicants
Petróleo Brasileiro S.A. - Petrobrás
RJ, BR
Inventors
P. L. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 16/04/2016
05/10/2016
RPI 2366
#16.1
11/25/2003
RPI 1716
#9.1
10/07/2003
RPI 1709
#3.1
01/13/1998
RPI 1412
#2.1
07/30/1996
RPI 1339
From the same holder
Same category
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