Concessão da patente
#16.1
10/25/1988
RPI 940
The letters patent expired on 05/16/1995: 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: 10/25/1988. We update with every new RPI gazette, published weekly.
Applicants
Sumitomo Chemical Company, Limited.
JP
Inventors
S. L. (pessoa física)
JP
IPC Classification
Priority claims
JP
100547 · 08/06/1979
JP
10568/80 · 01/30/1980
JP
116576/79 · 09/10/1979
JP
122366/79 · 09/21/1979
JP
123485/79 · 09/25/1979
JP
124571/79 · 09/26/1979
JP
32876/79 · 03/20/1979
JP
41659/79 · 04/05/1979
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