Solicitação de exame técnico
#4.1
10/25/1988
RPI 940
Application data
Number
PI8700780Type
Filing
Publication
The patent was granted on 09/24/1991 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: 10/25/1988. We update with every new RPI gazette, published weekly.
Applicants
PPG Industries, Inc.
US
Inventors
Y. T. (pessoa física)
US
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