Concessão da patente
#16.1
11/27/1984
RPI 736
The letters patent expired on 12/07/1993: 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: 11/27/1984. We update with every new RPI gazette, published weekly.
Applicants
Companhia Hansen Industrial
SC, BR
Inventors
C. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/27/1984
RPI 736
#13.1
09/04/1984
RPI 724
#9.1
05/15/1984
RPI 708
03/20/1984
RPI 700
#6.1
08/30/1983
RPI 671
#3.1
06/08/1982
RPI 607
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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