Concessão da patente
#16.1
05/30/1989
RPI 971
The letters patent expired on 09/17/1996: 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
Biotec Laminas e Material Didático Ltda .
SP, BR
Inventors
C. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/30/1989
RPI 971
#13.1
01/10/1989
RPI 951
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09/27/1988
RPI 936
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RPI 916
#6.1
12/22/1987
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RPI 885
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RPI 843
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RPI 835
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08/19/1986
RPI 826
#21.1
09/17/1996
RPI 1346
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