Solicitação de exame técnico
#4.1
11/07/1989
RPI 994
Application data
Number
PI8705280Type
Filing
Publication
PCT
US1987000030 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: 11/07/1989. We update with every new RPI gazette, published weekly.
Applicants
H. C. (pessoa física)
US
Inventors
B. T. (pessoa física)
GB
IPC Classification
Priority claims
US
817.017 · 01/08/1986
US
937.549 · 12/03/1986
Publications in the Brazilian Industrial Property Gazette (RPI).
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11/07/1989
RPI 994
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07/29/2008
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