Cessão de direito de exploração
#22.1
11/13/1984
RPI 734
The letters patent expired on 07/20/1993: 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: 11/13/1984. We update with every new RPI gazette, published weekly.
Applicants
KONE OY
Inventors
No inventors listed.
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
11/13/1984
RPI 734
02/22/1983
RPI 644
#13.1
07/06/1982
RPI 611
#9.1
03/16/1982
RPI 595
10/20/1981
RPI 574
#21.1
07/20/1993
RPI 1181
From the same holder
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