Solicitação de exame técnico
#4.1
09/06/1988
RPI 933
Application data
Number
PI8507119Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 09/06/1988. We update with every new RPI gazette, published weekly.
Applicants
De Nora Permelec S.p.A
IT
De Nora S.p.A
IT
Inventors
A. N. (pessoa física)
IT
IPC Classification
Priority claims
IT
22529 A/85 · 10/17/1985
IT
24067 A/84 · 12/14/1984
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