Solicitação de exame técnico
#4.1
03/31/1987
RPI 858
Application data
Number
PI8405245Type
Filing
Publication
The patent was granted on 08/25/1992 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: 03/31/1987. We update with every new RPI gazette, published weekly.
Applicants
Sumitomo Chemical Company, Limited
JP
Inventors
H. K. (pessoa física)
JP
S. N. (pessoa física)
JP
T. Y. (pessoa física)
JP
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