Publicação do pedido de patente
#3.1
05/17/1988
RPI 917
Application data
Number
PI8704774Type
Filing
Publication
The letters patent expired on 08/26/2008: 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: 05/17/1988. We update with every new RPI gazette, published weekly.
Applicants
Equistar Chemicals, LP
US
Millennium Petrochemicals, Inc
US
N. C. (pessoa física)
US
Q. C. (pessoa física)
US
Inventors
N. L. (pessoa física)
US
R. L. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
05/17/1988
RPI 917
#2.1
12/01/1987
RPI 893
#21.1
Patente extinta em 25/08/2008
08/26/2008
RPI 1964
#25.1
Transferido de: Millennium Petrochemicals, Inc.
11/16/1999
RPI 1506
#25.4
Alterado de: Quantum Chemical Corporation
10/13/1999
RPI 1501
#25.4
Alterado de: National Distillers And Chemical Corporation.
09/14/1999
RPI 1497
#16.1
08/25/1998
RPI 1444
#13.1
09/23/1997
RPI 1399
#9.1
03/04/1997
RPI 1370
#6.1
04/30/1996
RPI 1326
#6.1
06/02/1992
RPI 1122
#4.1
10/23/1990
RPI 1038
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Same category
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