Concessão da patente
#16.1
10/01/1985
RPI 780
The letters patent expired on 05/31/1994: 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: 10/01/1985. We update with every new RPI gazette, published weekly.
Applicants
M. V. (pessoa física)
Inventors
D. W. (pessoa física)
E. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/01/1985
RPI 780
#13.1
04/23/1985
RPI 757
04/09/1985
RPI 755
04/02/1985
RPI 754
03/05/1985
RPI 750
#9.1
01/02/1985
RPI 741
#6.1
11/08/1983
RPI 681
#4.1
10/13/1982
RPI 625
#21.1
05/31/1994
RPI 1226
From the same holder
Same category
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