Concessão da patente
#16.1
07/25/1989
RPI 979
Application data
Number
PI8300739Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 07/25/1989. We update with every new RPI gazette, published weekly.
Applicants
Sumitomo Chemical Company, Limited.
JP
Inventors
H. K. (pessoa física)
K. K. (pessoa física)
IPC Classification
Priority claims
JP
181668/82 · 10/16/1982
JP
24075/82 · 02/16/1982
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