Concessão da patente
#16.1
07/30/1985
RPI 771
The patent was granted on 07/30/1985 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: 07/30/1985. We update with every new RPI gazette, published weekly.
Applicants
B. A. (pessoa física)
DE
Inventors
K. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/30/1985
RPI 771
#13.1
05/28/1985
RPI 762
#9.1
02/12/1985
RPI 747
#6.1
10/02/1984
RPI 728
#6.1
01/17/1984
RPI 691
#4.1
01/11/1983
RPI 638
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 131/00; A01N 43/42; A01N 43/60; C07D 215/22; C07D 241/44.
03/27/2018
RPI 2464
#18.2
11/03/1993
RPI 1196
From the same holder
Same category
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