Concessão da patente
#16.1
12/30/1986
RPI 845
Application data
Number
PI8200654Type
Filing
Publication
The patent was granted on 12/30/1986 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: 12/30/1986. We update with every new RPI gazette, published weekly.
Applicants
Duratex Sociedade Anônima
SP, BR
Inventors
A. F. (pessoa física)
BR
J. M. (pessoa física)
BR
J. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/30/1986
RPI 845
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09/02/1986
RPI 828
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05/13/1986
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04/09/1985
RPI 755
#4.1
01/10/1984
RPI 690
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10/11/1983
RPI 677
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03/30/1982
RPI 597
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11/15/1994
RPI 1250
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