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A Casing For A Lithium Ion Pouch Cell And A Method Of Manufacturing Thereof

Abstract: ABSTRACT TITLE: “A CASING FOR A LITHIUM-ION POUCH CELL AND A METHOD OF MANUFACTURING THEREOF” Present disclosure discloses a casing/laminate (100) for a lithium-ion pouch cell (110). The 5 casing includes a first layer (101) defined with a first surface (104a) and a second surface (104b). The first layer is manufactured of interstitial free steel. Further, the casing includes a second layer (102) bonded to the first surface of the first layer. The second layer is manufactured of a first polymer. Furthermore, the casing includes a third layer (103) bonded to the second surface of the first layer. The third layer is manufactured of a second polymer. 10 The casing of the present disclosure increases retention against expansion, delamination, safety and compressive force holding capacity. Further, the casings mitigates swelling of the lithium-ion pouch cell. Figure 1 is a representative figure.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
29 November 2023
Publication Number
22/2025
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
Parent Application

Applicants

TATA STEEL LIMITED
Jamshedpur – 831 001, Jharkhand, India

Inventors

1. Pundan Kumar Singh
C/o., TATA STEEL LIMITED, Jamshedpur – 831 001, Jharkhand, India
2. Rahul Kumar Verma
C/o., TATA STEEL LIMITED, Jamshedpur – 831 001, Jharkhand, India
3. Ankit Kumar
C/o., TATA STEEL LIMITED, Jamshedpur – 831 001, Jharkhand, India
4. Abhishek Raj
C/o., TATA STEEL LIMITED, Jamshedpur – 831 001, Jharkhand, India
5. Saurabh Chatterjee
C/o., TATA STEEL LIMITED, Jamshedpur – 831 001, Jharkhand, India

Specification

DESC:AS FILED PDF DOCUMENT ,CLAIMS:AS FILED PDF DOCUMENT

Documents

Application Documents

# Name Date
1 202331081011-STATEMENT OF UNDERTAKING (FORM 3) [29-11-2023(online)].pdf 2023-11-29
2 202331081011-PROVISIONAL SPECIFICATION [29-11-2023(online)].pdf 2023-11-29
3 202331081011-POWER OF AUTHORITY [29-11-2023(online)].pdf 2023-11-29
4 202331081011-FORM 1 [29-11-2023(online)].pdf 2023-11-29
5 202331081011-DRAWINGS [29-11-2023(online)].pdf 2023-11-29
6 202331081011-DECLARATION OF INVENTORSHIP (FORM 5) [29-11-2023(online)].pdf 2023-11-29
7 202331081011-Proof of Right [09-02-2024(online)].pdf 2024-02-09
8 202331081011-RELEVANT DOCUMENTS [28-11-2024(online)].pdf 2024-11-28
9 202331081011-FORM 13 [28-11-2024(online)].pdf 2024-11-28
10 202331081011-AMENDED DOCUMENTS [28-11-2024(online)].pdf 2024-11-28
11 202331081011-DRAWING [29-11-2024(online)].pdf 2024-11-29
12 202331081011-CORRESPONDENCE-OTHERS [29-11-2024(online)].pdf 2024-11-29
13 202331081011-COMPLETE SPECIFICATION [29-11-2024(online)].pdf 2024-11-29
14 202331081011-MARKED COPY [17-01-2025(online)].pdf 2025-01-17
15 202331081011-CORRECTED PAGES [17-01-2025(online)].pdf 2025-01-17
16 202331081011-FORM-26 [26-05-2025(online)].pdf 2025-05-26
17 202331081011-FORM 18 [30-05-2025(online)].pdf 2025-05-30