Secondary battery

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11271274
APP PUB NO 20210119306A1
SERIAL NO

17137111

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present disclosure provides a secondary battery, which includes an electrode assembly, a case, a cap assembly and a first insulating tape. The electrode assembly comprises an electrode unit. The electrode unit comprises a positive electrode plate, a negative electrode plate and a separator. The electrode unit is a winding structure and in a flat shape, and an outermost turn of the negative electrode plate is positioned at an outer side of an outermost turn of the positive electrode plate. The case comprises a first side wall and an accommodating cavity, the electrode assembly is accommodated in the accommodating cavity, the case is electrically connected with the positive electrode plate, and the cap assembly is connected with the case. The first insulating tape is positioned between the electrode assembly and the first side wall and closely attached to an outer surface of the electrode assembly.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
He, Jianing Xining, CN 3 4
Li, Baiqing Xining, CN 25 6
Li, Hui Xining, CN 1280 14873
Li, Zhiling Xining, CN 5 0
Wu, Weiqing Xining, CN 41 910
Zhang, Tingting Xining, CN 62 151
Zhou, Yong Xining, CN 147 1421

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 Sep 8, 2025
7.5 Year Payment $3600.00 $1800.00 $900.00 Sep 8, 2029
11.5 Year Payment $7400.00 $3700.00 $1850.00 Sep 8, 2033
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