Concessão da patente
#16.1
09/26/1989
RPI 988
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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
Stauffer Chemical Company
US
Inventors
D. H. (pessoa física)
US
R. G. (pessoa física)
US
IPC Classification
Priority claims
US
060.603 · 07/27/1979
US
944.094 · 09/20/1978
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