Plastic and nonmetallic article shaping or treating: processes – Outside of mold sintering or vitrifying of shaped inorganic... – Of electrical article or electrical component
Reexamination Certificate
2006-01-10
2006-01-10
Mayes, Melvin (Department: 1734)
Plastic and nonmetallic article shaping or treating: processes
Outside of mold sintering or vitrifying of shaped inorganic...
Of electrical article or electrical component
C264S614000, C264S618000, C156S089140
Reexamination Certificate
active
06984355
ABSTRACT:
A BaTiO3-type semiconducting ceramic material which has undergone firing in a reducing atmosphere and re-oxidation, wherein the relative density of the ceramic material after sintering is about 85–90%. A process for producing the semiconducting ceramic material of the present invention and a thermistor containing the semiconducting ceramic material are also disclosed.
REFERENCES:
patent: 3474043 (1969-10-01), Andersen et al.
patent: 3673119 (1972-06-01), Ueoka et al.
patent: 4384989 (1983-05-01), Kamigaito et al.
patent: 4535064 (1985-08-01), Yoneda
patent: 4571276 (1986-02-01), Akse
patent: H415 (1988-01-01), Newnham et al.
patent: 5683790 (1997-11-01), Suzuki et al.
patent: 6346496 (2002-02-01), Nabika et al.
patent: 6359327 (2002-03-01), Niimi et al.
patent: 6362521 (2002-03-01), Nabika et al.
patent: 6432558 (2002-08-01), Nabika et al.
patent: 6544443 (2003-04-01), Niimi et al.
patent: 2001/0003361 (2001-06-01), Niimi et al.
patent: 1-238101 (1989-09-01), None
patent: 1-239829 (1989-09-01), None
patent: 1-239830 (1989-09-01), None
patent: 1-305855 (1989-12-01), None
patent: 2-174201 (1990-07-01), None
patent: 2-260510 (1990-10-01), None
patent: 3-35501 (1991-02-01), None
patent: 3-35503 (1991-02-01), None
patent: 3-38802 (1991-02-01), None
patent: 3-38803 (1991-02-01), None
patent: 4-23401 (1992-01-01), None
patent: 4-115502 (1992-04-01), None
patent: 4-154661 (1992-05-01), None
patent: 4-154664 (1992-05-01), None
patent: 4-245401 (1992-09-01), None
patent: 5-251207 (1993-09-01), None
patent: 6-144926 (1994-05-01), None
patent: 6-181108 (1994-06-01), None
patent: 7-14702 (1995-01-01), None
patent: 8-153604 (1996-06-01), None
patent: 8-213205 (1996-08-01), None
patent: 10-70007 (1998-03-01), None
patent: 10-294203 (1998-11-01), None
Japanese Examination Report issued Jan. 4, 2005 (w/ English translation of relevant portions).
Ando Akira
Kawamoto Mitsutoshi
Kodama Masahiro
Niimi Hideaki
Dickstein , Shapiro, Morin & Oshinsky, LLP
Mayes Melvin
Murata Manufacturing Co. Ltd.
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