Pedido de licença compulsória
#20.1
05/29/1984
RPI 710
The letters patent expired on 04/18/1995: 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: 05/29/1984. We update with every new RPI gazette, published weekly.
Applicants
U. N. (pessoa física)
Inventors
U. N. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
05/29/1984
RPI 710
#16.1
10/25/1983
RPI 679
#13.1
05/24/1983
RPI 657
#15.11
02/08/1983
RPI 642
#9.1
01/11/1983
RPI 638
#6.1
07/13/1982
RPI 612
#21.1
04/18/1995
RPI 1272
From the same holder
Same category
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