Pedido de licença compulsória
#20.1
10/17/1989
RPI 991
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: 10/17/1989. We update with every new RPI gazette, published weekly.
Applicants
S. J. (pessoa física)
Inventors
S. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
10/17/1989
RPI 991
#16.1
05/28/1985
RPI 762
#13.1
12/26/1984
RPI 740
#9.1
08/28/1984
RPI 723
#6.1
01/24/1984
RPI 692
#4.1
08/10/1982
RPI 616
#3.1
03/02/1982
RPI 593
#15.11
A classificação anterior era: F21V 15/00
08/25/2015
RPI 2329
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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