Solicitação de exame técnico
#4.1
02/09/1988
RPI 903
Application data
Number
PI8601798Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 02/09/1988. We update with every new RPI gazette, published weekly.
Applicants
LeTourneau, Inc
US
Marathon LeTourneau Company
US
Inventors
E. S. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
02/09/1988
RPI 903
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