Pedido de patente depositado
#2.1
10/31/1989
RPI 993
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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
Ferramentas Precisa Ltda.
PR, BR
Inventors
Y. K. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
10/31/1989
RPI 993
#21.1
Patente extinta em 04/07/1999
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