Concessão da patente
#16.1
02/28/1989
RPI 958
The letters patent expired on 11/22/1994: 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: 02/28/1989. We update with every new RPI gazette, published weekly.
Applicants
Cia. de Canetas Compactor
Inventors
E. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/28/1989
RPI 958
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10/25/1988
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03/25/1986
RPI 805
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11/22/1994
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