Pedido de patente depositado
#2.1
08/01/1989
RPI 980
Application data
Number
PI8902926Type
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: 08/01/1989. We update with every new RPI gazette, published weekly.
Applicants
N. L. (pessoa física)
US
Inventors
N. L. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
08/01/1989
RPI 980
#21.1
Patente extinta em 16/06/2004
12/22/2009
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