Pedido de patente depositado
#2.1
07/25/1989
RPI 979
Application data
Number
PI8902854Type
Filing
Publication
The letters patent expired on 12/26/2012: 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: 07/25/1989. We update with every new RPI gazette, published weekly.
Applicants
Lignyte Co ,Ltd
JP
Inventors
T. U. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
07/25/1989
RPI 979
#21.1
Patente extinta em 14/06/2009
12/26/2012
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