Pedido de patente depositado
#2.1
01/10/1989
RPI 951
Application data
Number
PI8804147Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 01/10/1989. We update with every new RPI gazette, published weekly.
Applicants
C. A. (pessoa física)
IL
Inventors
C. A. (pessoa física)
IL
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
01/10/1989
RPI 951
#21.1
Patente extinta em 17/08/2003
09/02/2008
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08/23/1994
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04/26/1994
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05/19/1992
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03/27/1990
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