Internally-sealed one-piece external thread ball valve

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12215797
APP PUB NO 20230400113A1
SERIAL NO

18031941

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

An internally-sealed one-piece external thread ball valve includes a valve seat gland and a left sealing gasket. The valve seat gland and the left sealing gasket are installed into a valve body. The contact part of the valve body and the valve seat gland is an internal thread. The contact part of the valve body and the left sealing gasket is a smooth inner circular surface. The left sealing gasket is in an inverted trapezoidal shape with a thin inner part and a thick outer part. The left sealing gasket expand outwards under an action of pressure formed by tightening a left nut during valve assembly. The outer circular surface of the left sealing gasket and a smooth inner circular surface of the valve body form sealing.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • YANCHENG TEYI PIPE FITTING SCIENCE&TECHNOLOGY CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jiang, Kun Yancheng, CN 43 36
Yang, Shunli Yancheng, CN 3 1

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 Aug 4, 2028
7.5 Year Payment $3600.00 $1800.00 $900.00 Aug 4, 2032
11.5 Year Payment $7400.00 $3700.00 $1850.00 Aug 4, 2036
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