Carta-patente expirada
#21.1
Patente extinta em 20/01/2004
12/29/2009
RPI 2034
Application data
Number
PI8905703Type
Filing
Publication
PCT
US1989000230 The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.
Applicants
Hughes Aircraft Company
US
Inventors
B. L. (pessoa física)
US
E. H. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 20/01/2004
12/29/2009
RPI 2034
#16.1
12/27/1994
RPI 1256
#9.1
06/28/1994
RPI 1230
#4.1
07/16/1991
RPI 1076
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11/20/1990
RPI 1042
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