Carta-patente expirada
#21.1
Patente extinta em 11/05/2005
05/18/2010
RPI 2054
Application data
Number
PI9002224Type
Filing
Publication
The letters patent expired on 05/18/2010: 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: 05/18/2010. We update with every new RPI gazette, published weekly.
Applicants
Air Liquide Brasil S/A
SP, BR
Inventors
D. L. (pessoa física)
FR
M. A. (pessoa física)
FR
R. S. (pessoa física)
FR
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 11/05/2005
05/18/2010
RPI 2054
#25.4
11/18/1997
RPI 1407
#16.1
09/26/1995
RPI 1295
#9.1
03/07/1995
RPI 1266
#4.1
10/19/1993
RPI 1194
#3.1
08/13/1991
RPI 1080
#2.1
09/25/1990
RPI 1034
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