Carta-patente expirada
#21.1
Patente extinta em 07/04/2003
09/02/2008
RPI 1965
Application data
Number
PI8807446Type
Filing
Publication
PCT
US1988001128 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: 09/02/2008. We update with every new RPI gazette, published weekly.
Applicants
G. A. (pessoa física)
US
Inventors
R. C. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 07/04/2003
09/02/2008
RPI 1965
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10/25/1994
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08/16/1994
RPI 1237
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04/19/1994
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12/04/1990
RPI 1044
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05/15/1990
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