Indeferimento
#9.2
11/03/1981
RPI 576
The application was refused by the INPI on 11/03/1981. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 11/03/1981. We update with every new RPI gazette, published weekly.
Applicants
CONSTRUTEC IND CONSTRUCAO LTD
Inventors
No inventors listed.
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.2
11/03/1981
RPI 576
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era E04C 2/44.
03/27/2018
RPI 2464
Same category
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