Concessão da patente
#16.1
10/01/1985
RPI 780
The letters patent expired on 09/24/1996: 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: 10/01/1985. We update with every new RPI gazette, published weekly.
Applicants
H. M. (pessoa física)
DE
Inventors
K. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/01/1985
RPI 780
#13.1
05/28/1985
RPI 762
#15.11
04/23/1985
RPI 757
#9.1
02/12/1985
RPI 747
#4.1
09/27/1983
RPI 675
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09J 3/06; C09J 5/06.
03/27/2018
RPI 2464
#21.1
09/24/1996
RPI 1347
Same category
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