14.1
10/17/1989
RPI 991
The letters patent expired on 11/20/2001: 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: 10/17/1989. We update with every new RPI gazette, published weekly.
Applicants
Nordon Industrias Metalurgicas S/A
SP, BR
Nordon Indústrias Metalúrgicas S/A
SP, BR
Inventors
N. V. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
10/17/1989
RPI 991
#2.1
07/25/1989
RPI 979
#2.1
02/21/1989
RPI 957
#21.1
Patente extinta em 09/01/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
11/20/2001
RPI 1611
#25.7
07/08/1997
RPI 1388
#16.1
08/29/1995
RPI 1291
#13.1
04/04/1995
RPI 1270
#9.1
11/29/1994
RPI 1252
#6.1
04/05/1994
RPI 1218
#4.1
12/26/1990
RPI 1047
#3.1
08/21/1990
RPI 1029
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