Concessão da patente
#16.1
12/31/1985
RPI 793
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: 12/31/1985. We update with every new RPI gazette, published weekly.
Applicants
HELLERMANN BRASIL [BR]
Inventors
R. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/31/1985
RPI 793
#13.1
08/27/1985
RPI 775
#9.1
05/07/1985
RPI 759
#15.11
04/30/1985
RPI 758
#4.1
07/03/1984
RPI 715
#3.1
02/28/1984
RPI 697
#2.1
08/31/1982
RPI 619
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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