Concessão da patente
#16.1
07/25/1989
RPI 979
Application data
Number
PI8401818Type
Filing
Publication
The patent was granted on 07/25/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 07/25/1989. We update with every new RPI gazette, published weekly.
Applicants
Filterwerk Mann & Hummel Gmbh.
DE
Inventors
G. M. (pessoa física)
DE
H. H. (pessoa física)
DE
P. G. (pessoa física)
DE
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