Cessão de direito de exploração
#22.1
08/26/1986
RPI 827
The letters patent expired on 07/26/1994: 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: 08/26/1986. We update with every new RPI gazette, published weekly.
Applicants
Y. K. (pessoa física)
Inventors
E. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
08/26/1986
RPI 827
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04/26/1983
RPI 653
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01/11/1983
RPI 638
#9.1
08/24/1982
RPI 618
#21.1
07/26/1994
RPI 1234
#22.1
11/12/1991
RPI 1093
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Same category
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