Vacuum pump with abatement function

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9822974
SERIAL NO

14226737

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A vacuum pump includes a vacuum pump having a discharge port to which an abatement part for treating an exhaust gas discharged from the vacuum pump to make the exhaust gas harmless is attached. The vacuum pump includes a cylindrical member having an exhaust gas introduction port for introducing the exhaust gas to be treated and a gas outlet port for discharging gases which have been treated, a plurality of fuel nozzles provided at a circumferential wall of the cylindrical member for ejecting a fuel, and a plurality of air nozzles provided at the circumferential wall of the cylindrical member for ejecting air so as to form a swirling flow of air along an inner circumferential surface of the circumferential wall. The air nozzles are disposed at a plurality of stages spaced in an axial direction of the cylindrical member.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • EBARA CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Arai, Hideo Tokyo, JP 46 246
Ishikawa, Keiichi Tokyo, JP 65 741
Kashiwagi, Seiji Tokyo, JP 12 34
Kawamura, Kohtaro Tokyo, JP 16 119
Kyotani, Takashi Tokyo, JP 25 557
Nakazawa, Toshiharu Tokyo, JP 42 283
Shinohara, Toyoji Tokyo, JP 14 90
Sugiura, Tetsuro Tokyo, JP 24 391
Suzuki, Yasuhiko Tokyo, JP 83 812

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 May 21, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 May 21, 2029
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00