Concessão da patente
#16.1
05/29/1984
RPI 710
The letters patent expired on 03/19/1996: 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: 05/29/1984. We update with every new RPI gazette, published weekly.
Applicants
D. A. (pessoa física)
DE
Inventors
D. K. (pessoa física)
M. R. (pessoa física)
S. F. (pessoa física)
IPC Classification
Priority claims
DE
P 29 50 318.2 · 12/14/1979
DE
P 30 37 054.8 · 10/01/1980
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/29/1984
RPI 710
#13.1
03/20/1984
RPI 700
#9.1
11/16/1983
RPI 682
12/07/1982
RPI 633
#4.1
11/10/1981
RPI 577
#21.1
03/19/1996
RPI 1320
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