Publicação do pedido de patente
#3.1
08/29/1989
RPI 984
Application data
Number
PI8806663Type
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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
Elf Atochem Italia S.r.l
IT
V. A. (pessoa física)
IT
Inventors
D. G. (pessoa física)
IT
F. M. (pessoa física)
IT
M. B. (pessoa física)
IT
IPC Classification
Priority claims
IT
23050 A/87 · 12/17/1987
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
08/29/1989
RPI 984
#2.1
04/25/1989
RPI 966
#21.1
Patente extinta em 16/12/2008
05/21/2013
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#13.1
10/01/1996
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#9.1
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02/14/1995
RPI 1263
#6.1
10/11/1994
RPI 1245
03/23/1993
RPI 1164
#4.1
08/20/1991
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