Carta-patente expirada
#21.1
Patente extinta em 13/11/2011
06/11/2013
RPI 2214
Application data
Number
PI9104930Type
Filing
Publication
The letters patent expired on 06/11/2013: 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: 06/11/2013. We update with every new RPI gazette, published weekly.
Applicants
T. C. (pessoa física)
US
Inventors
A. L. (pessoa física)
US
L. O. (pessoa física)
US
IPC Classification
Priority claims
US
613.267 · 11/14/1990
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 13/11/2011
06/11/2013
RPI 2214
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