Cessão de direito de exploração
#22.1
06/26/1984
RPI 714
The letters patent expired on 11/24/1992: 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: 06/26/1984. We update with every new RPI gazette, published weekly.
Applicants
Tetsudo Kizai Kogyo Company Limited
JP
Inventors
E. B. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
06/26/1984
RPI 714
#16.1
04/29/1980
RPI 497
#21.1
11/24/1992
RPI 1147
From the same holder
Same category
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