Concessão da patente
#16.1
06/24/1986
RPI 818
Application data
Number
PI8202057Type
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: 06/24/1986. We update with every new RPI gazette, published weekly.
Applicants
Hylsa S.A.
MX
Inventors
E. M. (pessoa física)
MX
G. G. (pessoa física)
MX
IPC Classification
Priority claims
US
254.441 · 04/15/1981
US
289.998 · 08/04/1981
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