Concessão da patente
#16.1
03/29/1988
RPI 910
Application data
Number
PI8304679Type
Filing
Publication
The patent was granted on 03/29/1988 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: 03/29/1988. We update with every new RPI gazette, published weekly.
Applicants
ALUMINUM COMPANY OF AMERICA
Inventors
E. B. (pessoa física)
IPC Classification
No IPC classification.
Priority claims
US
412.833 · 08/30/1982
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