Cessão de direito de exploração
#22.1
05/20/1986
RPI 813
The letters patent expired on 12/07/1993: 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: 05/20/1986. We update with every new RPI gazette, published weekly.
Applicants
C. P. (pessoa física)
Inventors
C. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
05/20/1986
RPI 813
#16.1
07/31/1984
RPI 719
04/10/1984
RPI 703
#13.1
06/21/1983
RPI 661
#9.1
03/01/1983
RPI 645
#6.1
08/03/1982
RPI 615
#4.1
12/15/1981
RPI 582
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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