Notificação para pagamento de retribuição
#13.1
08/03/1982
RPI 615
The letters patent expired on 04/25/1995: 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: 08/03/1982. We update with every new RPI gazette, published weekly.
Applicants
FURUKAWA ELECTRIC CO LTD
UBE INDUSTRIES
Inventors
No inventors listed.
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#13.1
08/03/1982
RPI 615
#9.1
04/13/1982
RPI 599
#21.1
04/25/1995
RPI 1273
From the same holder
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