102
11/14/1989
RPI 995
The letters patent expired on 05/03/1994: 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: 11/14/1989. We update with every new RPI gazette, published weekly.
Applicants
London Laboratories Limited Co.
US
Inventors
J. S. (pessoa física)
CA
Publications in the Brazilian Industrial Property Gazette (RPI).
11/14/1989
RPI 995
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04/13/1982
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01/26/1982
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Procedimento automático de reclassificação. As classificações IPC anteriores eram: C23C 3/02; C12P 7/06.
03/27/2018
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05/03/1994
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01/22/1991
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02/06/1990
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