Concessão da patente
#16.1
02/25/1986
RPI 801
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: 02/25/1986. We update with every new RPI gazette, published weekly.
Applicants
F. P. (pessoa física)
Inventors
P. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/25/1986
RPI 801
#13.1
11/26/1985
RPI 788
#9.1
07/30/1985
RPI 771
#4.1
05/15/1984
RPI 708
#3.2
03/07/1984
RPI 698
#2.1
07/12/1983
RPI 664
#21.1
12/07/1993
RPI 1201
Same category
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