Carta-patente expirada
#21.1
Patente extinta em 08/02/2010
12/18/2012
RPI 2189
Application data
Number
PI8907458Type
Filing
Publication
PCT
EP1989000311 The letters patent expired on 12/18/2012: 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: 12/18/2012. We update with every new RPI gazette, published weekly.
Applicants
E. M. (pessoa física)
DE
Inventors
L. W. (pessoa física)
DE
W. M. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 08/02/2010
12/18/2012
RPI 2189
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02/08/2000
RPI 1518
#9.1
08/24/1999
RPI 1494
#6.1
09/15/1998
RPI 1447
#4.1
03/10/1992
RPI 1110
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04/02/1991
RPI 1061
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