Carta-patente expirada
#21.1
Patente extinta em 14/12/2008
12/18/2012
RPI 2189
Application data
Number
PI8807860Type
Filing
Publication
PCT
US1988004470 The letters patent expired on 12/18/2012: 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: 12/18/2012. We update with every new RPI gazette, published weekly.
Applicants
Caterpillar, Inc.
US
Inventors
D. G. (pessoa física)
US
G. K. (pessoa física)
US
G. B. (pessoa física)
US
G. H. (pessoa física)
US
S. T. (pessoa física)
US
IPC Classification
Priority claims
US
135,775 · 12/21/1987
US
PCT/US87/03450 · 12/21/1987
Publications in the Brazilian Industrial Property Gazette (RPI).
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Patente extinta em 14/12/2008
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