Publicação do pedido de patente
#3.1
08/29/1989
RPI 984
Application data
Number
PI8806854Type
Filing
Publication
The letters patent expired on 12/18/2012: 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
Exxon Chemical Patents, Inc
US
Inventors
T. C. (pessoa física)
GB
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 29/12/2008
12/18/2012
RPI 2189
#16.1
12/29/1998
RPI 1460
#9.1
DEFERIDO DE ACORDO COM O ARTIGO 229 DA LEI 9279 DE 14/05/96
09/08/1998
RPI 1446
#6.1
04/07/1998
RPI 1424
#6.1
07/18/1995
RPI 1285
#4.1
08/13/1991
RPI 1080
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