Pedido de patente depositado
#2.1
10/24/1989
RPI 992
Application data
Number
PI8903542Type
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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
E. C. (pessoa física)
JP
Inventors
K. M. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
10/24/1989
RPI 992
#21.1
Patente extinta em 18/07/2004
12/22/2009
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05/31/1994
RPI 1226
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10/13/1993
RPI 1193
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04/17/1990
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