Pedido de patente depositado
#2.1
07/11/1989
RPI 977
Application data
Number
PI8902580Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 07/11/1989. We update with every new RPI gazette, published weekly.
Applicants
Tomoe Technical Research Company
JP
Inventors
K. K. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
07/11/1989
RPI 977
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Patente extinta em 12/05/2004
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