Anuidade - prazo legal encerrado
#18.2
12/15/1987
RPI 895
The patent was granted on 02/22/1983 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: 12/15/1987. We update with every new RPI gazette, published weekly.
Applicants
UNITED STATES GYPSUM CO
Inventors
P. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#18.2
12/15/1987
RPI 895
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02/22/1983
RPI 644
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12/28/1982
RPI 636
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08/17/1982
RPI 617
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01/12/1982
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