Pedido de licença compulsória
#20.1
07/12/1988
RPI 925
The letters patent expired on 07/27/1993: 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: 07/12/1988. We update with every new RPI gazette, published weekly.
Applicants
UNION CARBIDE CORP
Inventors
E. S. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
07/12/1988
RPI 925
07/05/1988
RPI 924
#16.1
08/31/1982
RPI 619
#13.1
01/19/1982
RPI 587
11/10/1981
RPI 577
10/27/1981
RPI 575
#21.1
07/27/1993
RPI 1182
From the same holder
Same category
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