Publicação do pedido de patente
#3.1
12/05/1989
RPI 998
The letters patent expired on 09/25/2001: 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: 12/05/1989. We update with every new RPI gazette, published weekly.
Applicants
M. Dedini S/A Metalúrgica
SP, BR
Inventors
A. D. (pessoa física)
BR
P. A. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
12/05/1989
RPI 998
#2.1
04/25/1989
RPI 966
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era C13D 3/16.
03/27/2018
RPI 2464
#21.1
Patente extinta em 04/05/98 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#16.1
07/25/1995
RPI 1286
#13.1
04/04/1995
RPI 1270
#9.1
11/29/1994
RPI 1252
#4.1
10/09/1990
RPI 1036
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Same category
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