Concessão da patente
#16.1
05/30/1989
RPI 971
Application data
Number
PI8107203Type
Filing
Publication
The patent was granted on 05/30/1989 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
PPG INDUSTRIES INC [US]
Inventors
F. H. (pessoa física)
H. H. (pessoa física)
S. G. (pessoa física)
IPC Classification
No IPC classification.
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