Pedido de licença compulsória
#20.1
02/18/1986
RPI 800
The letters patent expired on 12/07/1993: 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: 02/18/1986. We update with every new RPI gazette, published weekly.
Applicants
I. B. (pessoa física)
Inventors
D. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
02/18/1986
RPI 800
#16.1
05/29/1984
RPI 710
#13.1
01/24/1984
RPI 692
#9.1
10/11/1983
RPI 677
#6.1
10/05/1982
RPI 624
#4.1
11/03/1981
RPI 576
#21.1
12/07/1993
RPI 1201
Same category
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