Solicitação de exame técnico
#4.1
12/16/1986
RPI 843
Application data
Number
PI8506376Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 12/16/1986. We update with every new RPI gazette, published weekly.
Applicants
E. K. (pessoa física)
US
Inventors
E. K. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
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12/16/1986
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07/15/2008
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09/28/1993
RPI 1191
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06/15/1993
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