Concessão da patente
#16.1
06/02/1987
RPI 867
Application data
Number
PI8203822Type
Filing
Publication
The patent was granted on 06/02/1987 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: 06/02/1987. We update with every new RPI gazette, published weekly.
Applicants
Y. K. (pessoa física)
JP
Inventors
T. O. (pessoa física)
JP
IPC Classification
Priority claims
JP
56-100550 · 06/30/1981
JP
56-140885 · 09/09/1981
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