Concessão da patente
#16.1
09/26/1989
RPI 988
Application data
Number
PI8401734Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
Rohm And Haas Company
US
Inventors
J. D. (pessoa física)
US
J. N. (pessoa física)
US
W. H. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/26/1989
RPI 988
#13.1
07/11/1989
RPI 977
#9.1
03/07/1989
RPI 959
#6.1
10/04/1988
RPI 937
#4.1
10/07/1986
RPI 833
#3.1
11/20/1984
RPI 735
#2.1
06/26/1984
RPI 714
#21.1
Patente extinta em 13/04/99
07/08/2008
RPI 1957
From the same holder
Same category
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