Concessão da patente
#16.1
05/27/1986
RPI 814
The patent was granted on 05/27/1986 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: 05/27/1986. We update with every new RPI gazette, published weekly.
Applicants
DOW CHEMICAL CO
Inventors
C. W. (pessoa física)
M. L. (pessoa física)
M. S. (pessoa física)
N. T. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/27/1986
RPI 814
#9.1
10/15/1985
RPI 782
#6.1
10/30/1984
RPI 732
#6.1
02/28/1984
RPI 697
#4.1
06/21/1983
RPI 661
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 17/24; A01N 29/04; C07C 25/00.
03/27/2018
RPI 2464
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09/25/1990
RPI 1034
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