Concessão da patente
#16.1
07/30/1985
RPI 771
Application data
Number
PI8104934Type
Filing
Publication
The letters patent expired on 11/19/1996: 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: 07/30/1985. We update with every new RPI gazette, published weekly.
Applicants
Norton Company.
US
Inventors
Y. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/30/1985
RPI 771
#13.1
05/07/1985
RPI 759
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01/15/1985
RPI 743
#4.1
06/26/1984
RPI 714
#3.1
04/20/1982
RPI 600
#21.1
11/19/1996
RPI 1355
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Same category
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