20.7
11/08/1983
RPI 681
The patent was granted and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 11/08/1983. We update with every new RPI gazette, published weekly.
Applicants
C. M. (pessoa física)
Inventors
No inventors listed.
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
11/08/1983
RPI 681
#20.1
11/01/1983
RPI 680
#20.1
09/27/1983
RPI 675
#13.1
09/14/1982
RPI 621
05/25/1982
RPI 605
#12.1
12/22/1981
RPI 583
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: B29D 3/00; B29C 17/02.
03/27/2018
RPI 2464
09/14/1993
RPI 1189
#21.1
08/03/1993
RPI 1183
From the same holder
Same category
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