Concessão da patente
#16.1
08/30/1983
RPI 671
The letters patent expired on 05/31/1994: 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: 08/30/1983. We update with every new RPI gazette, published weekly.
Applicants
SAIPEM SPA
Inventors
B. P. (pessoa física)
R. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/30/1983
RPI 671
#13.1
05/10/1983
RPI 655
#9.1
11/30/1982
RPI 632
06/08/1982
RPI 607
#6.1
06/01/1982
RPI 606
#21.1
05/31/1994
RPI 1226
From the same holder
Same category
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