Cessão de direito de exploração
#22.1
05/16/1989
RPI 969
The letters patent expired on 11/14/1995: 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: 05/16/1989. We update with every new RPI gazette, published weekly.
Applicants
C. K. (pessoa física)
BA, BR
Inventors
K. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
05/16/1989
RPI 969
#16.1
11/27/1984
RPI 736
#13.1
08/07/1984
RPI 720
#9.1
04/03/1984
RPI 702
#6.1
09/13/1983
RPI 673
#4.1
02/24/1982
RPI 592
#21.1
11/14/1995
RPI 1302
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Same category
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