Concessão da patente
#16.1
01/29/1985
RPI 745
Application data
Number
PI8103926Type
Filing
Publication
The letters patent expired on 10/08/1996: 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: 01/29/1985. We update with every new RPI gazette, published weekly.
Applicants
Sprind - Metalúrgica, Indústria e Comércio Ltda.
RJ, BR
Inventors
V. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
01/29/1985
RPI 745
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10/23/1984
RPI 731
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06/26/1984
RPI 714
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01/24/1984
RPI 692
#4.1
08/02/1983
RPI 667
#3.1
01/25/1983
RPI 640
#21.1
10/08/1996
RPI 1349
Same category
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