Publicação do pedido de patente
#3.1
07/26/1988
RPI 927
Application data
Number
PI8706889Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 07/26/1988. 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
D. G. (pessoa física)
FR
F. V. (pessoa física)
FR
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
07/26/1988
RPI 927
#2.1
04/12/1988
RPI 912
#21.1
Patente extinta em 17/12/2002
07/29/2008
RPI 1960
#25.4
Alterado de: Oxigênio do Brasil S.A.
01/12/1999
RPI 1462
#16.1
10/25/1994
RPI 1247
#13.1
08/16/1994
RPI 1237
#9.1
04/19/1994
RPI 1220
#7.1
04/06/1993
RPI 1166
#4.1
10/09/1990
RPI 1036
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