Concessão da patente
#16.1
06/24/1986
RPI 818
The letters patent expired on 09/19/1995: 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: 06/24/1986. We update with every new RPI gazette, published weekly.
Applicants
C. A. (pessoa física)
DE
Inventors
E. F. (pessoa física)
H. M. (pessoa física)
R. U. (pessoa física)
W. H. (pessoa física)
IPC Classification
Priority claims
DE
P 29 31 897.6 · 08/06/1979
Publications in the Brazilian Industrial Property Gazette (RPI).
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Procedimento automático de reclassificação. As classificações IPC anteriores eram: C08F 228/02; C08F 220/56; C08F 226/02; C09K 7/02; C09K 8/03; C09K 8/04; C09K 8/24.
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