Concessão da patente
#16.1
02/28/1984
RPI 697
The letters patent expired on 11/30/1993: 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: 02/28/1984. We update with every new RPI gazette, published weekly.
Applicants
M. E. (pessoa física)
Inventors
B. K. (pessoa física)
F. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/28/1984
RPI 697
#13.1
12/06/1983
RPI 685
#9.1
08/16/1983
RPI 669
#6.1
07/20/1982
RPI 613
12/15/1981
RPI 582
#21.1
11/30/1993
RPI 1200
#20.1
04/24/1990
RPI 1015
From the same holder
Same category
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