Concessão da patente
#16.1
03/29/1988
RPI 910
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: 03/29/1988. We update with every new RPI gazette, published weekly.
Applicants
Arpa Artefatos de Papel e Papelão Ltda
Inventors
M. U. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/29/1988
RPI 910
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10/20/1987
RPI 887
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11/22/1994
RPI 1251
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