Concessão da patente
#16.1
09/25/1984
RPI 727
The letters patent expired on 11/21/1995: 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: 09/25/1984. We update with every new RPI gazette, published weekly.
Applicants
BP Chemicals Limited
GB
Poliop Internbational BV
NL
Inventors
T. R. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/25/1984
RPI 727
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06/12/1984
RPI 712
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02/28/1984
RPI 697
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08/30/1983
RPI 671
#4.1
07/13/1982
RPI 612
#21.1
11/21/1995
RPI 1303
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10/16/1990
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