Carta-patente expirada
#21.1
Patente extinta em 09/12/2003
09/02/2008
RPI 1965
Application data
Number
PI8807887Type
Filing
Publication
PCT
US1988004357 The letters patent expired on 09/02/2008: 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: 09/02/2008. We update with every new RPI gazette, published weekly.
Applicants
Caterpillar, Inc.
US
Inventors
B. L. (pessoa física)
US
W. B. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 09/12/2003
09/02/2008
RPI 1965
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