Carta-patente expirada
#21.1
Patente extinta em 12/10/2010
05/21/2013
RPI 2211
Application data
Number
PI9005133Type
Filing
Publication
The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.
Applicants
Petróleo Brasileiro S/A - Petrobrás
RJ, BR
Inventors
I. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 12/10/2010
05/21/2013
RPI 2211
#16.1
11/25/1997
RPI 1408
#13.1
05/06/1997
RPI 1379
#15.11
03/04/1997
RPI 1370
#9.1
01/14/1997
RPI 1363
#4.1
11/03/1992
RPI 1144
#3.1
04/14/1992
RPI 1115
#2.1
04/09/1991
RPI 1062
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.