Concessão da patente
#16.1
06/24/1986
RPI 818
Application data
Number
PI8205849Type
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
C. F. (pessoa física)
US
Inventors
R. G. (pessoa física)
IT
IPC Classification
Priority claims
IT
67939-A/81 · 07/06/1981
US
311.168 · 10/14/1981
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