Carta-patente expirada
#21.1
Patente extinta em 20/12/2004
12/29/2009
RPI 2034
Application data
Number
PI8907839Type
Filing
Publication
PCT
AU1989000544 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
CRA Services Limited, companhia australiana
AU
Inventors
R. N. (pessoa física)
AU
R. D. (pessoa física)
AU
IPC Classification
Priority claims
AU
PJ 2047/88 · 12/20/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 20/12/2004
12/29/2009
RPI 2034
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