Concessão da patente
#16.1
01/25/1983
RPI 640
The letters patent expired on 05/24/1994: 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: 01/25/1983. We update with every new RPI gazette, published weekly.
Applicants
TOKICO LTD
Inventors
N. T. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
01/25/1983
RPI 640
#13.1
07/06/1982
RPI 611
#9.1
03/16/1982
RPI 595
#21.1
05/24/1994
RPI 1225
From the same holder
Same category
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