Carta-patente expirada
#21.1
Patente extinta em 25/09/2009
12/26/2012
RPI 2190
Application data
Number
PI8907096Type
Filing
Publication
PCT
FR1989000486 The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.
Applicants
Air Liquide Brasil S.A
SP, BR
Oxigênio do Brasil S/A
SP, BR
Inventors
B. M. (pessoa física)
FR
C. M. (pessoa física)
FR
J. L. (pessoa física)
CA
L. O. (pessoa física)
FR
P. H. (pessoa física)
ZA
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 25/09/2009
12/26/2012
RPI 2190
#16.1
12/29/1998
RPI 1460
#25.4
01/06/1998
RPI 1411
#9.1
10/07/1997
RPI 1401
#6.1
08/06/1996
RPI 1340
#6.1
12/12/1995
RPI 1306
#4.1
09/29/1992
RPI 1139
#1.3
01/08/1991
RPI 1049
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.