Cessão de direito de exploração
#22.1
06/04/1985
RPI 763
The letters patent expired on 04/18/1995: 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: 06/04/1985. We update with every new RPI gazette, published weekly.
Applicants
IBM
Inventors
H. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
06/04/1985
RPI 763
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09/27/1983
RPI 675
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05/24/1983
RPI 657
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03/30/1982
RPI 597
#21.1
04/18/1995
RPI 1272
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10/13/1993
RPI 1193
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