Concessão da patente
#16.1
03/29/1988
RPI 910
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: 03/29/1988. We update with every new RPI gazette, published weekly.
Applicants
S. D. (pessoa física)
Inventors
S. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/29/1988
RPI 910
#13.1
03/01/1988
RPI 906
#9.1
11/10/1987
RPI 890
#6.1
09/23/1986
RPI 831
#6.1
02/12/1986
RPI 799
#4.1
04/30/1985
RPI 758
#3.1
02/16/1983
RPI 643
#21.1
12/07/1993
RPI 1201
Same category
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