Concessão da patente
#16.1
03/29/1983
RPI 649
The letters patent expired on 05/03/1994: 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: 03/29/1983. We update with every new RPI gazette, published weekly.
Applicants
SOUZA CRUZ IND & COM
Inventors
E. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/29/1983
RPI 649
#13.1
11/30/1982
RPI 632
#9.1
07/13/1982
RPI 612
#6.1
12/29/1981
RPI 584
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: A01B 49/04; A01D 45/18.
03/27/2018
RPI 2464
#21.1
05/03/1994
RPI 1222
From the same holder
Same category
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