Conhecimento de parecer técnico
#7.1
10/11/1988
RPI 938
Application data
Number
PI8207950Type
Filing
Publication
PCT
US1982001525 The letters patent expired on 07/01/2008: 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: 10/11/1988. We update with every new RPI gazette, published weekly.
Applicants
Donaldson Company, Inc.
US
Inventors
R. W. (pessoa física)
US
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