Concessão da patente
#16.1
07/29/1986
RPI 823
The letters patent expired on 06/21/1994: 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: 07/29/1986. We update with every new RPI gazette, published weekly.
Applicants
DBA SA
Inventors
L. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/29/1986
RPI 823
05/06/1986
RPI 811
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RPI 679
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RPI 665
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03/01/1983
RPI 645
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06/21/1994
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