Publicação antecipada
#3.2
09/26/1989
RPI 988
Application data
Number
PI8903027Type
Filing
Publication
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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
Oxiteno S/A Industria e Comércio
SP, BR
Inventors
A. A. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.2
09/26/1989
RPI 988
#2.1
08/01/1989
RPI 980
#21.1
Patente extinta em 12/06/2009
12/26/2012
RPI 2190
#16.1
08/25/1998
RPI 1444
#9.1
11/11/1997
RPI 1406
#6.1
10/08/1996
RPI 1349
#4.1
05/08/1990
RPI 1017
From the same holder
Same category
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