Solicitação de exame técnico
#4.1
03/24/1987
RPI 857
Application data
Number
PI8601195Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 03/24/1987. We update with every new RPI gazette, published weekly.
Applicants
Meinan Machinery Works, Inc
JP
Inventors
H. H. (pessoa física)
JP
IPC Classification
Priority claims
JP
125615/85 · 06/10/1985
JP
131195/85 · 06/17/1985
JP
164921/85 · 07/25/1985
JP
57452/85 · 03/19/1985
JP
57453/85 · 03/19/1985
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
03/24/1987
RPI 857
#3.1
11/25/1986
RPI 840
#2.1
10/14/1986
RPI 834
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: B21B 1/38; B32B 21/13; B32B 31/18.
03/27/2018
RPI 2464
#21.1
Patente extinta em 18/03/2001
07/22/2008
RPI 1959
#16.1
01/31/1995
RPI 1261
#13.1
10/18/1994
RPI 1246
#9.1
06/14/1994
RPI 1228
#6.1
07/20/1993
RPI 1181
#7.1
11/17/1992
RPI 1146
12/10/1991
RPI 1097
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.