Concessão da patente
#16.1
12/29/1987
RPI 897
Application data
Number
PI8104828Type
Filing
Publication
The letters patent expired on 11/12/1996: 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: 12/29/1987. We update with every new RPI gazette, published weekly.
Applicants
S. A. (pessoa física)
SE
Inventors
L. J. (pessoa física)
S. U. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/29/1987
RPI 897
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11/10/1987
RPI 890
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07/14/1987
RPI 873
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04/09/1985
RPI 755
#5.1
11/13/1984
RPI 734
#4.1
06/12/1984
RPI 712
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04/13/1982
RPI 599
#21.1
11/12/1996
RPI 1354
Same category
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