Concessão da patente
#16.1
01/25/1983
RPI 640
The letters patent expired on 07/06/1993: 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: 01/25/1983. We update with every new RPI gazette, published weekly.
Applicants
MIOTTO E
Inventors
M. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
01/25/1983
RPI 640
#13.1
09/08/1982
RPI 620
#11.2
05/18/1982
RPI 604
#6.1
11/24/1981
RPI 579
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: B29D 23/04; B29D 7/02.
03/27/2018
RPI 2464
#21.1
07/06/1993
RPI 1179
Same category
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