Concessão da patente
#16.1
02/26/1985
RPI 749
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: 02/26/1985. We update with every new RPI gazette, published weekly.
Applicants
DELTA METAL SA
Inventors
F. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/26/1985
RPI 749
#13.1
10/23/1984
RPI 731
#9.1
07/10/1984
RPI 716
#6.1
10/04/1983
RPI 676
06/07/1983
RPI 659
#4.1
01/25/1983
RPI 640
#21.1
07/26/1994
RPI 1234
10/20/1992
RPI 1142
From the same holder
Same category
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