Notificação de entrada na fase nacional - PCT
#1.3
09/13/1988
RPI 934
Application data
Number
PI8707397Type
Filing
Publication
PCT
US1987000690 The letters patent expired on 07/29/2008: 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: 09/13/1988. We update with every new RPI gazette, published weekly.
Applicants
The Dow Chemical Company
US
Inventors
K. W. (pessoa física)
US
N. R. (pessoa física)
US
R. A. (pessoa física)
US
IPC Classification
Priority claims
US
069.459 · 07/02/1987
US
887.849 · 07/18/1986
Publications in the Brazilian Industrial Property Gazette (RPI).
#1.3
09/13/1988
RPI 934
#21.1
Patente extinta em 16/07/2002
07/29/2008
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