Concessão da patente
#16.1
04/24/1984
RPI 705
Application data
Number
PI8005467Type
Filing
Publication
The letters patent expired on 09/26/1995: 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: 04/24/1984. We update with every new RPI gazette, published weekly.
Applicants
De Nora Permelec S.P.A
IT
D. C. (pessoa física)
US
Inventors
D. V. (pessoa física)
S. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/24/1984
RPI 705
#13.1
02/14/1984
RPI 695
#9.1
11/01/1983
RPI 680
#15.11
04/26/1983
RPI 653
#6.1
03/29/1983
RPI 649
#4.1
08/10/1982
RPI 616
#3.1
04/27/1982
RPI 601
#21.1
09/26/1995
RPI 1295
#20.1
10/23/1990
RPI 1038
10/16/1990
RPI 1037
10/16/1990
RPI 1037
10/09/1990
RPI 1036
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