Carta-patente expirada
#21.1
Patente extinta em 20/10/2002
07/29/2008
RPI 1960
Application data
Number
PI8707964Type
Filing
Publication
PCT
US1987002711 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: 07/29/2008. We update with every new RPI gazette, published weekly.
Applicants
A. C. (pessoa física)
US
Inventors
J. S. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 20/10/2002
07/29/2008
RPI 1960
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12/24/1991
RPI 1099
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08/27/1991
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RPI 1019
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03/20/1990
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