Solicitação de exame técnico
#4.1
10/13/1987
RPI 886
Application data
Number
PI8502335Type
Filing
Publication
The patent was granted on 11/26/1991 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 10/13/1987. We update with every new RPI gazette, published weekly.
Applicants
Sumitomo Chemical Company, Limited
JP
Inventors
E. N. (pessoa física)
JP
R. S. (pessoa física)
JP
R. Y. (pessoa física)
JP
T. H. (pessoa física)
JP
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