Concessão da patente
#16.1
06/25/1985
RPI 766
The letters patent expired on 03/19/1996: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 06/25/1985. We update with every new RPI gazette, published weekly.
Applicants
L. I. (pessoa física)
US
Inventors
C. F. (pessoa física)
K. D. (pessoa física)
L. B. (pessoa física)
S. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/25/1985
RPI 766
#13.1
05/07/1985
RPI 759
#9.1
01/15/1985
RPI 743
#6.1
07/17/1984
RPI 717
#4.1
08/16/1983
RPI 669
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09J 3/14; C09J 3/26; C09J 7/02; C08L 31/04; C08L 33/00; C08L 33/02; C08L 91/00; C08L 101/00; C09D 9/00.
03/27/2018
RPI 2464
#21.1
03/19/1996
RPI 1320
#20.1
10/13/1993
RPI 1193
From the same holder
Same category
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