Solicitação de exame técnico
#4.1
06/07/1988
RPI 920
Application data
Number
PI8700924Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 06/07/1988. We update with every new RPI gazette, published weekly.
Applicants
Norton Company
US
Inventors
F. J. (pessoa física)
US
IPC Classification
Priority claims
US
835.842 · 03/03/1986
US
899.706 · 08/22/1986
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