Concessão da patente
#16.1
06/30/1987
RPI 871
The letters patent expired on 05/02/1995: 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: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
M & T CHEMICALS INC
Inventors
D. R. (pessoa física)
L. W. (pessoa física)
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