Concessão da patente
#16.1
08/29/1989
RPI 984
Application data
Number
PI8301790Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
Solvay & Cie.
BE
Inventors
H. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/29/1989
RPI 984
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04/25/1989
RPI 966
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11/29/1988
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01/13/1987
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RPI 795
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12/20/1983
RPI 687
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05/24/1983
RPI 657
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Patente extinta em 07/04/98
07/01/2008
RPI 1956
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Same category
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