Carta-patente expirada
#21.1
Patente extinta em 03/12/2001
07/01/2008
RPI 1956
The letters patent expired on 07/01/2008: 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: 07/01/2008. We update with every new RPI gazette, published weekly.
Applicants
Vdo Comercial Ltda
SP, BR
Inventors
F. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 03/12/2001
07/01/2008
RPI 1956
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03/29/1994
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11/16/1993
RPI 1198
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06/01/1993
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07/21/1992
RPI 1129
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05/12/1992
RPI 1119
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