Concessão da patente
#16.1
10/29/1986
RPI 836
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: 10/29/1986. 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
10/29/1986
RPI 836
#13.1
07/15/1986
RPI 821
#9.1
03/18/1986
RPI 804
#6.1
06/25/1985
RPI 766
06/11/1985
RPI 764
#15.11
04/30/1985
RPI 758
02/26/1985
RPI 749
#6.1
12/18/1984
RPI 739
#7.1
02/21/1984
RPI 696
#21.1
12/07/1993
RPI 1201
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Same category
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