Carta-patente expirada
#21.1
Patente extinta em 28/09/2005
06/01/2010
RPI 2056
Application data
Number
PI9004980Type
Filing
Publication
The letters patent expired on 06/01/2010: 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: 06/01/2010. We update with every new RPI gazette, published weekly.
Applicants
A. S. (pessoa física)
SP, BR
Inventors
A. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 28/09/2005
06/01/2010
RPI 2056
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12/27/1994
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03/15/1994
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08/04/1992
RPI 1131
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03/03/1992
RPI 1109
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11/12/1991
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