Carta-patente expirada
#21.1
Patente extinta em 24/10/2005
06/15/2010
RPI 2058
Application data
Number
PI9006985Type
Filing
Publication
PCT
US1990006018 The letters patent expired on 06/15/2010: 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: 06/15/2010. We update with every new RPI gazette, published weekly.
Applicants
A. C. (pessoa física)
US
Inventors
E. P. (pessoa física)
US
IPC Classification
Priority claims
US
430.258 · 11/02/1989
US
537.243 · 06/13/1990
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 24/10/2005
06/15/2010
RPI 2058
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