6.2
06/28/1988
RPI 923
Application data
Number
PI8402553Type
Filing
Publication
The patent was granted on 07/30/1991 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: 06/28/1988. We update with every new RPI gazette, published weekly.
Applicants
C. W. (pessoa física)
US
Inventors
G. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
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Procedimento automático de reclassificação. As classificações IPC anteriores eram: C03C 21/00; C03C 17/02; G02B 6/18.
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