Concessão da patente
#16.1
07/25/1989
RPI 979
The letters patent expired on 10/03/1995: 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: 07/25/1989. We update with every new RPI gazette, published weekly.
Applicants
Stillo Metalurgica Ltda
SP, BR
Inventors
L. A. (pessoa física)
S. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/25/1989
RPI 979
#13.1
01/10/1989
RPI 951
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09/27/1988
RPI 936
#6.1
04/12/1988
RPI 912
#4.1
06/09/1987
RPI 868
#3.1
03/24/1987
RPI 857
#2.1
11/05/1985
RPI 785
#21.1
10/03/1995
RPI 1296
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