Conhecimento de parecer técnico
#7.1
12/05/1989
RPI 998
Application data
Number
PI8503678Type
Filing
Publication
The patent was granted on 10/29/1991 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: 12/05/1989. We update with every new RPI gazette, published weekly.
Applicants
Duratex S/A
SP, BR
Inventors
J. D. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#7.1
12/05/1989
RPI 998
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