Carta-patente expirada
#21.1
Patente extinta em 05/12/2005
06/08/2010
RPI 2057
Application data
Number
PI9006172Type
Filing
Publication
The letters patent expired on 06/08/2010: 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: 06/08/2010. We update with every new RPI gazette, published weekly.
Applicants
C. U. (pessoa física)
GB
D. M. (pessoa física)
GB
Inventors
D. M. (pessoa física)
GB
IPC Classification
Priority claims
GB
8927617.4 · 12/06/1989
GB
9002177.5 · 01/31/1990
GB
9002871.3 · 02/08/1990
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 05/12/2005
06/08/2010
RPI 2057
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06/08/1993
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