Check valve, air-conditioning apparatus, and method of manufacturing check valve

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11969774
SERIAL NO

17431781

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A check valve includes a container body and a valve body. The container body includes a cylindrical valve-body housing portion, an inlet portion, an outlet portion, and a valve seat. The inlet portion is formed at one end portion of the valve-body housing portion, and the outlet portion is formed at the other end portion of the valve-body hosing portion. The valve seat is protruded at an inner circumferential surface of the valve-body housing portion. The valve body is provided in the container body and movable in the axial direction thereof.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
MITSUBISHI ELECTRIC CORPORATIONCHIYODA-KU TOKYO 100-8310

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Takeda, Hideki Tokyo, JP 85 667
Tanigawa, Tsukasa Tokyo, JP 3 3

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
3.5 Year Payment $1600.00 $800.00 $400.00 Oct 30, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Oct 30, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Oct 30, 2035
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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