Concessão da patente
#16.1
04/26/1988
RPI 914
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: 04/26/1988. We update with every new RPI gazette, published weekly.
Applicants
C. I. (pessoa física)
US
Inventors
L. H. (pessoa física)
IPC Classification
Priority claims
US
37.547 · 05/11/1979
US
951.998 · 10/20/1978
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