Concessão da patente
#16.1
07/28/1987
RPI 875
The patent was granted on 07/28/1987 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: 07/28/1987. We update with every new RPI gazette, published weekly.
Applicants
Mitsui Toatsu Chemicals, Incorporated
JP
Inventors
H. A. (pessoa física)
JP
K. H. (pessoa física)
JP
M. A. (pessoa física)
JP
M. T. (pessoa física)
JP
IPC Classification
Priority claims
JP
150636/1981 · 09/26/1981
JP
159440/1981 · 10/08/1981
JP
20128/1981 · 02/16/1981
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