Carta-patente expirada
#21.1
Patente extinta em 27/07/2009
12/26/2012
RPI 2190
Application data
Number
PI8907405Type
Filing
Publication
PCT
US1989001581 The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.
Applicants
P. C. (pessoa física)
US
Inventors
M. M. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 27/07/2009
12/26/2012
RPI 2190
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07/27/1999
RPI 1490
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03/30/1999
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07/28/1998
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RPI 1286
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12/03/1991
RPI 1096
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04/30/1991
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