Concessão da patente
#16.1
06/28/1988
RPI 923
Application data
Number
PI8105116Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 06/28/1988. We update with every new RPI gazette, published weekly.
Applicants
DU PONT
Inventors
S. T. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/28/1988
RPI 923
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05/10/1988
RPI 916
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RPI 897
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04/30/1985
RPI 758
#4.1
06/26/1984
RPI 714
#3.1
04/27/1982
RPI 601
#21.1
Patente extinta em 07/08/96
08/19/2008
RPI 1963
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