Pedido de patente depositado
#2.1
04/18/1989
RPI 965
Application data
Number
PI8806504Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 04/18/1989. We update with every new RPI gazette, published weekly.
Applicants
Ribaudo Vertical Systems Co
US
Inventors
N. R. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
04/18/1989
RPI 965
#21.1
Patente extinta em 09/12/2003
09/02/2008
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10/25/1994
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08/09/1994
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07/27/1993
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10/06/1992
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07/02/1991
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07/31/1990
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