Exigência - art. 36 da LPI
#6.1
10/03/1989
RPI 989
Application data
Number
PI8700072Type
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: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants
Rohm And Haas Company
US
Inventors
W. F. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
10/03/1989
RPI 989
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03/22/1988
RPI 909
#3.1
12/01/1987
RPI 893
#2.1
05/19/1987
RPI 865
#21.1
Patente extinta em 09/01/2002
07/29/2008
RPI 1960
#16.1
04/30/1991
RPI 1065
#13.1
12/04/1990
RPI 1044
#9.1
08/21/1990
RPI 1029
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Same category
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