Carta-patente expirada
#21.1
Patente extinta em 11/03/2016
04/26/2016
RPI 2364
Application data
Number
PI9600974Type
Filing
Publication
The letters patent expired on 04/26/2016: 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: 04/26/2016. We update with every new RPI gazette, published weekly.
Applicants
Petróleo Brasileiro S/A - Petrobrás
RJ, BR
Inventors
G. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 11/03/2016
04/26/2016
RPI 2364
#16.1
11/14/2000
RPI 1558
#9.1
08/29/2000
RPI 1547
#3.1
12/30/1997
RPI 1410
#2.1
04/16/1996
RPI 1324
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