Solicitação de exame técnico
#4.1
07/04/1989
RPI 976
Application data
Number
PI8802480Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 07/04/1989. We update with every new RPI gazette, published weekly.
Applicants
Furukawa Electric Co., Ltd
JP
Inventors
H. M. (pessoa física)
JP
H. H. (pessoa física)
JP
H. Y. (pessoa física)
JP
M. O. (pessoa física)
JP
T. O. (pessoa física)
JP
IPC Classification
Priority claims
JP
62-124053 · 05/22/1987
JP
62-199150 · 08/11/1987
JP
63-21263 · 02/02/1988
JP
63-27608 · 02/10/1988
JP
63-56360 · 03/11/1988
JP
63-6306 · 01/14/1988
JP
63-6307 · 01/14/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
07/04/1989
RPI 976
#3.1
12/20/1988
RPI 948
#2.1
10/18/1988
RPI 939
#21.1
Patente extinta em 20/05/2003
09/02/2008
RPI 1965
#16.1
11/29/1994
RPI 1252
#13.1
08/02/1994
RPI 1235
#9.1
04/05/1994
RPI 1218
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.