Solicitação de exame técnico
#4.1
03/24/1987
RPI 857
Application data
Number
PI8601036Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 03/24/1987. We update with every new RPI gazette, published weekly.
Applicants
S. I. (pessoa física)
US
Inventors
W. E. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
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03/24/1987
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07/22/2008
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10/29/1991
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