Concessão da patente
#16.1
09/29/1987
RPI 884
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: 09/29/1987. We update with every new RPI gazette, published weekly.
Applicants
S. D. (pessoa física)
Inventors
E. B. (pessoa física)
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/29/1987
RPI 884
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02/17/1987
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10/29/1986
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03/04/1986
RPI 802
#7.1
11/06/1984
RPI 733
#4.1
07/13/1982
RPI 612
#3.1
03/16/1982
RPI 595
#21.1
12/07/1993
RPI 1201
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