Retificação
#15.3
09/06/1988
RPI 933
Application data
Number
PI8307599Type
Filing
Publication
The application was allowed by the INPI on 04/12/1988. The grant of the letters patent is being processed.
Latest action published by the INPI: 09/06/1988. We update with every new RPI gazette, published weekly.
Applicants
HYDRIL CO [US]
Inventors
W. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#15.3
09/06/1988
RPI 933
#9.1
04/12/1988
RPI 912
#4.1
05/05/1987
RPI 863
#1.3
10/02/1984
RPI 728
From the same holder
Same category
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