Pedido de patente depositado
#2.1
04/25/1989
RPI 966
Application data
Number
PI8806924Type
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: 04/25/1989. We update with every new RPI gazette, published weekly.
Applicants
Y. C. (pessoa física)
JP
Y. K. (pessoa física)
JP
Inventors
H. T. (pessoa física)
JP
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
04/25/1989
RPI 966
#21.1
Patente extinta em 23/12/2003
09/02/2008
RPI 1965
10/03/1995
RPI 1296
#16.1
05/31/1994
RPI 1226
#9.1
10/13/1993
RPI 1193
#6.1
07/13/1993
RPI 1180
#4.1
01/02/1991
RPI 1048
#3.1
08/07/1990
RPI 1027
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.