6.2
05/30/1989
RPI 971
Application data
Number
PI8504075Type
Filing
Publication
The patent was granted on 03/30/1993 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
Heinrich Frings GmbH & Co. Kg.
DE
Inventors
H. E. (pessoa física)
AT
H. F. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
05/30/1989
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Procedimento automático de reclassificação. A classificação IPC anterior era B01D 13/02.
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