Cessão de direito de exploração
#22.1
04/02/1985
RPI 754
The letters patent expired on 11/30/1993: 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: 04/02/1985. We update with every new RPI gazette, published weekly.
Applicants
CHICAGO BRIDGE & IRON CO
Inventors
R. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
04/02/1985
RPI 754
#16.1
04/26/1983
RPI 653
#13.1
01/25/1983
RPI 640
#9.1
09/21/1982
RPI 622
#6.1
03/02/1982
RPI 593
#21.1
11/30/1993
RPI 1200
From the same holder
Same category
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