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
TOKICO LTD
Inventors
H. Y. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
08/26/1986
RPI 827
04/02/1985
RPI 754
#17.1
10/09/1984
RPI 729
#16.1
07/26/1983
RPI 666
#13.1
05/31/1983
RPI 658
#9.1
01/25/1983
RPI 640
#6.1
04/13/1982
RPI 599
#21.1
07/26/1994
RPI 1234
From the same holder
Same category
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