20.7
09/02/1986
RPI 828
The letters patent expired on 06/21/1994: 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: 09/02/1986. We update with every new RPI gazette, published weekly.
Applicants
DART IND INC
Inventors
C. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
09/02/1986
RPI 828
#16.1
07/30/1985
RPI 771
#16.1
01/31/1984
RPI 693
#13.1
11/16/1983
RPI 682
#9.1
07/19/1983
RPI 665
#6.1
02/08/1983
RPI 642
#7.1
08/24/1982
RPI 618
01/26/1982
RPI 588
#21.1
06/21/1994
RPI 1229
From the same holder
Same category
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