Exigência - art. 36 da LPI
#6.1
07/25/1989
RPI 979
Application data
Number
PI8504530Type
Filing
Publication
The patent was granted on 09/25/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 07/25/1989. We update with every new RPI gazette, published weekly.
Applicants
Vallourec
FR
Inventors
J. D. (pessoa física)
FR
IPC Classification
Priority claims
FR
8400700 · 01/09/1984
FR
8419850 · 12/20/1984
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