Concessão da patente
#16.1
12/31/1985
RPI 793
Application data
Number
PI8204391Type
Filing
Publication
The patent was granted on 12/31/1985 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: 12/31/1985. We update with every new RPI gazette, published weekly.
Applicants
PPG Industries Inc.
US
Inventors
B. S. (pessoa física)
US
H. P. (pessoa física)
US
J. V. (pessoa física)
US
J. K. (pessoa física)
US
IPC Classification
Priority claims
US
287.595 · 07/28/1981
US
287.600 · 07/28/1981
US
287.607 · 07/28/1981
US
287.608 · 07/28/1981
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