Publicação do pedido de patente
#3.1
10/24/1989
RPI 992
Application data
Number
PI8900951Type
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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
Imperial Chemical Industries Plc.
GB
Inventors
H. F. (pessoa física)
GB
I. S. (pessoa física)
GB
P. G. (pessoa física)
GB
IPC Classification
Priority claims
GB
8804858 · 03/01/1988
GB
8903488 · 02/16/1989
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/24/1989
RPI 992
#2.1
04/11/1989
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12/18/2012
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06/01/1999
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#9.1
10/27/1998
RPI 1451
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06/09/1998
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