IP Library Granted Patent US 9,997,801
Granted Patent B2
US 9,997,801 · App. 14/631,073 · Granted Jun 12, 2018

Flexible ion conductive membrane for batteries

Inventor: Lin-Feng Li (Croton-on-Hudson, NY)
Assignee: BETTERGY CORP.
H01M10/052H01M2/1646H01M2/1653H01M2/1686H01M10/056H01M2/145
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 9,997,801
App. No.
14/631,073
Granted
Jun 12, 2018
Kind
B2
Abstract

In an improved lithium sulfur battery, an improvement comprises an effective Prussian blue dense membrane interposed between the anode and the cathode.

Claims (4)

1. A lithium sulfur battery having an anode and a cathode, wherein the improvement comprises a Prussian blue dense membrane is interposed between the anode and the cathode.

2. The battery of claim 1 , wherein the Prussian blue dense membrane comprises a layer of Prussian blue supported by a microporous substrate layer.

3. The battery of claim 1 , wherein the Prussian blue dense membrane comprises a polymer layer.

4. The battery of claim 1 , wherein the Prussian blue dense membrane comprises a microprous substrate layer adjacent a Prussian blue layer that in turn is adjacent a polymer layer.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 7, 2025
From: LINOVA ENERGY LP
To: LINOVA ENERGY INC.
Reel/Frame 072498/0685 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 1, 2024
From: BETTERGY CORP.
To: LINOVA ENERGY LP
Reel/Frame 066623/0328 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 11, 2018
From: LI, LIN-FENG
To: BETTERGY CORP.
Reel/Frame 044593/0110 →
Continuity (2)
Provisional Application 61947648 · Mar 4, 2014
Related Publication 20150255769A1 · Sep 10, 2015