15.4
10/06/1987
RPI 885
The letters patent expired on 12/26/1995: 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: 10/06/1987. We update with every new RPI gazette, published weekly.
Applicants
S. V. (pessoa física)
FR
Inventors
B. K. (pessoa física)
S. W. (pessoa física)
U. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
10/06/1987
RPI 885
#16.1
05/28/1985
RPI 762
#13.1
04/09/1985
RPI 755
#9.1
12/11/1984
RPI 738
#6.1
03/07/1984
RPI 698
#4.1
08/16/1983
RPI 669
#21.1
12/26/1995
RPI 1308
From the same holder
Same category
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