Concessão da patente
#16.1
12/30/1986
RPI 845
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: 12/30/1986. We update with every new RPI gazette, published weekly.
Applicants
ROBERTO HOFLING [BR]
Inventors
H. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/30/1986
RPI 845
#13.1
08/12/1986
RPI 825
#9.1
04/08/1986
RPI 807
#6.1
05/21/1985
RPI 761
#4.1
07/03/1984
RPI 715
#3.1
04/03/1984
RPI 702
#2.1
10/13/1982
RPI 625
#21.1
12/07/1993
RPI 1201
Same category
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