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Brian R. Stepp
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Charlotte, NC, US
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Patents Grants
last 30 patents
Information
Patent Grant
Membranes, calendered microporous membranes, battery separators, an...
Patent number
12,040,456
Issue date
Jul 16, 2024
Celgard, LLC
Kristoffer K. Stokes
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Microlayer membranes, battery separators, batteries, and related me...
Patent number
11,969,929
Issue date
Apr 30, 2024
Celgard, LLC
Kang Karen Xiao
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Additives for improved battery performance, improved additive-conta...
Patent number
11,923,497
Issue date
Mar 5, 2024
Celgard, LLC
Changqing Wang Adams
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Membranes, calendered microporous membranes, battery separators, an...
Patent number
11,569,549
Issue date
Jan 31, 2023
Celgard, LLC
Kristoffer K. Stokes
B32 - LAYERED PRODUCTS
Information
Patent Grant
Additives for improved battery performance, improved additive-conta...
Patent number
11,165,121
Issue date
Nov 2, 2021
Celgard, LLC
Changqing Wang Adams
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Membranes, calendered microporous membranes, battery separators, an...
Patent number
10,777,800
Issue date
Sep 15, 2020
Celgard, LLC
Kristoffer K. Stokes
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Information
Patent Application
IMPROVED MEMBRANES, CALENDERED MICROPOROUS MEMBRANES, BATTERY SEPAR...
Publication number
20240396097
Publication date
Nov 28, 2024
CELGARD, LLC
Kristoffer K. Stokes
B32 - LAYERED PRODUCTS
Information
Patent Application
MICROLAYER MEMBRANES, BATTERY SEPARATORS, BATTERIES, AND RELATED ME...
Publication number
20240253287
Publication date
Aug 1, 2024
CELGARD, LLC
Kang Karen Xiao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ADDITIVES FOR IMPROVED BATTERY PERFORMANCE, IMPROVED ADDITIVE-CONTA...
Publication number
20240234793
Publication date
Jul 11, 2024
CELGARD, LLC
Changqing Wang Adams
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MEMBRANES, CALENDERED MICROPOROUS MEMBRANES, BATTERY SEPARATORS, AN...
Publication number
20230238587
Publication date
Jul 27, 2023
CELGARD, LLC
Kristoffer K. Stokes
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MICROPOROUS MEMBRANES, BATTERY SEPARATORS, COATED SEPARATORS, BATTE...
Publication number
20230102962
Publication date
Mar 30, 2023
CELGARD, LLC
Barry J. Summey
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ADDITIVES FOR IMPROVED BATTERY PERFORMANCE, IMPROVED ADDITIVE-CONTA...
Publication number
20220115740
Publication date
Apr 14, 2022
CELGARD, LLC
Changqing Wang Adams
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTILAYER MEMBRANES, SEPARATORS, BATTERIES, AND METHODS
Publication number
20220059904
Publication date
Feb 24, 2022
Ceigard, LLC
Eric R. White
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY SEPARATORS, COATED BATTERY SEPARATORS, BATTERIES, AND RELAT...
Publication number
20210257701
Publication date
Aug 19, 2021
CELGARD, LLC
Kang Karen Xiao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MICROLAYER MEMBRANES, BATTERY SEPARATORS, BATTERIES, AND RELATED ME...
Publication number
20210194095
Publication date
Jun 24, 2021
CELGARD, LLC
Karen Kang Xiao
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Application
NEW OR IMPROVED MICROPOROUS MEMBRANES, BATTERY SEPARATORS, COATED S...
Publication number
20210126319
Publication date
Apr 29, 2021
Ceigard, LLC
Barry J. Summey
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MEMBRANES, CALENDERED MICROPOROUS MEMBRANES, BATTERY SEPARATORS, AN...
Publication number
20210036293
Publication date
Feb 4, 2021
CELGARD, LLC
Kristoffer K. Stokes
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ADDITIVES FOR IMPROVED BATTERY PERFORMANCE, IMPROVED ADDITIVE-CONTA...
Publication number
20200161618
Publication date
May 21, 2020
CELGARD, LLC
Changqing Wang Adams
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MEMBRANES, CALENDERED MICROPOROUS MEMBRANES, BATTERY SEPARATORS, AN...
Publication number
20170084898
Publication date
Mar 23, 2017
CELGARD, LLC
Kristoffer K. Stokes
H01 - BASIC ELECTRIC ELEMENTS