Concessão da patente
#16.1
06/28/1988
RPI 923
The patent was granted on 06/28/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 06/28/1988. We update with every new RPI gazette, published weekly.
Applicants
Duphar International Research B.V.
NL
Inventors
B. M. (pessoa física)
G. A. (pessoa física)
IPC Classification
Priority claims
NL
7807316 · 07/06/1978
Publications in the Brazilian Industrial Property Gazette (RPI).
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Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 127/22; A01N 47/34; C07C 157/12; C07C 317/18; C07C 317/20; C07C 317/22; C07C 317/28; C07C 317/30; C07C 317/32; C07C 317/40; C07C 317/42; C07C 317/46; C07C 317/48; C07C 323/19; C07C 323/32; C07C 323/44; C07C 323/65; C07C 325/00; C07C 335/26; C07D 213/30; C07D 213/40; C07D 213/75; C07D 213/81; C07D 333/16; C07D 333/18; C07C 323/00; C07C 335/00; C07D 213/00; C07D 333/00.
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