Concessão da patente
#16.1
04/29/1986
RPI 810
Application data
Number
PI8304022Type
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: 04/29/1986. We update with every new RPI gazette, published weekly.
Applicants
Armco Inc.
US
F.L. Smidth, S.A., Comércio e Indústria.
Inventors
E. B. (pessoa física)
IPC Classification
No IPC classification.
Priority claims
GB
8221806 · 07/28/1982
US
403.714 · 07/30/1982
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