Carta-patente expirada
#21.1
Patente extinta em 31/08/2004
12/22/2009
RPI 2033
Application data
Number
PI8904405Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 12/22/2009. We update with every new RPI gazette, published weekly.
Applicants
Shell Brasil Ltda
RJ, BR
Shell Brasil S A (Petróleo)
RJ, BR
Shell Brasil S A (Petróleo) (BR/RJ)
RJ, BR
Inventors
S. D. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 31/08/2004
12/22/2009
RPI 2033
#25.4
Alterado de: Shell Brasil S.A.
04/13/2004
RPI 1736
#25.7
Alterada a sede do depositante conforme solicitado na petição nº 046273/RJ de 23/08/2002
04/13/2004
RPI 1736
#16.1
03/25/1997
RPI 1373
12/03/1996
RPI 1357
05/23/1995
RPI 1277
05/02/1995
RPI 1274
#12.1
03/08/1994
RPI 1214
#9.1
11/23/1993
RPI 1199
#6.1
06/01/1993
RPI 1174
#4.1
08/20/1991
RPI 1081
#3.1
03/05/1991
RPI 1057
#2.1
01/09/1990
RPI 1001
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.