Conhecimento de parecer técnico
#7.1
10/10/1989
RPI 990
Application data
Number
PI8505295Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 10/10/1989. We update with every new RPI gazette, published weekly.
Applicants
Y. K. (pessoa física)
JP
Inventors
K. O. (pessoa física)
JP
S. I. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#7.1
10/10/1989
RPI 990
05/02/1989
RPI 967
#4.1
09/30/1986
RPI 832
#3.1
08/05/1986
RPI 824
#2.1
01/07/1986
RPI 794
#21.1
Patente extinta em 15/10/2000
07/15/2008
RPI 1958
#16.1
03/26/1991
RPI 1060
#13.1
11/13/1990
RPI 1041
#9.1
07/31/1990
RPI 1026
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.