Carta-patente expirada
#21.1
Patente extinta em 22/08/2003
09/02/2008
RPI 1965
Application data
Number
PI8807890Type
Filing
Publication
PCT
US1988002893 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
Allied-Signal Inc
US
Inventors
D. C. (pessoa física)
US
R. G. (pessoa física)
US
W. J. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 22/08/2003
09/02/2008
RPI 1965
#16.1
06/29/1993
RPI 1178
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05/11/1993
RPI 1171
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01/26/1993
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06/18/1991
RPI 1072
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04/09/1991
RPI 1062
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11/20/1990
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