Publicação do pedido de patente
#3.1
08/02/1988
RPI 928
Application data
Number
PI8700082Type
Filing
Publication
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: 08/02/1988. We update with every new RPI gazette, published weekly.
Applicants
The Dow Chemical Company
US
Inventors
H. B. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
08/02/1988
RPI 928
#2.1
05/19/1987
RPI 865
#21.1
Patente extinta em 05/01/2002
07/29/2008
RPI 1960
#16.1
03/30/1993
RPI 1165
#13.1
11/17/1992
RPI 1146
#9.1
06/30/1992
RPI 1126
#15.11
11/19/1991
RPI 1094
#6.1
08/27/1991
RPI 1082
#4.1
10/16/1990
RPI 1037
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