Concessão da patente
#16.1
06/24/1986
RPI 818
The letters patent expired on 12/07/1993: 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: 06/24/1986. We update with every new RPI gazette, published weekly.
Applicants
S. D. (pessoa física)
Inventors
E. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/24/1986
RPI 818
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04/15/1986
RPI 808
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10/22/1985
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RPI 764
05/28/1985
RPI 762
04/23/1985
RPI 757
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RPI 731
05/02/1984
RPI 706
#7.1
11/22/1983
RPI 683
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01/12/1982
RPI 586
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12/07/1993
RPI 1201
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Same category
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