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Daniel R. Alexander
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Matthews, 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
Base films for impregnation, improved impregnated products, and rel...
Patent number
11,952,475
Issue date
Apr 9, 2024
Celgard, LLC
Takahiko Kondo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Coated separators, lithium batteries, and related methods
Patent number
11,949,124
Issue date
Apr 2, 2024
Celgard, LLC
Zhengming Zhang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Thin battery separators and methods
Patent number
11,909,006
Issue date
Feb 20, 2024
Celgard, LLC
Paul M. Halmo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Microporous membranes, underlayment, roofing, flashing, wrap, and m...
Patent number
11,766,642
Issue date
Sep 26, 2023
Daramic, LLC
Matthew Stainer
E04 - BUILDING
Information
Patent Grant
Thin battery separators and methods
Patent number
11,594,765
Issue date
Feb 28, 2023
Celgard, LLC
Paul M. Halmo
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
Thin battery separators and methods
Patent number
11,114,702
Issue date
Sep 7, 2021
Celgard, LLC
Paul M. Halmo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Absorbent glass mat separators, VRLA batteries, and related methods...
Patent number
10,938,010
Issue date
Mar 2, 2021
Daramic, LLC
Ahila Krishnamoorthy
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
Information
Patent Grant
Thin battery separators and methods
Patent number
10,347,951
Issue date
Jul 9, 2019
Celgard, LLC
Paul M. Halmo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Absorbent glass mat separators, VRLA batteries, and related methods...
Patent number
10,056,592
Issue date
Aug 21, 2018
Daramic, LLC
Ahila Krishnamoorthy
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Thin battery separators and methods
Patent number
9,666,847
Issue date
May 30, 2017
Celgard, LLC
Paul M. Halmo
H01 - BASIC ELECTRIC ELEMENTS
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
COATED SEPARATORS, LITHIUM BATTERIES, AND RELATED METHODS
Publication number
20240274976
Publication date
Aug 15, 2024
CELGARD, LLC
Zhengming Zhang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BASE FILMS FOR IMPREGNATION, IMPROVED IMPREGNATED PRODUCTS, AND REL...
Publication number
20240254303
Publication date
Aug 1, 2024
CELGARD, LLC
Takahiko Kondo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
WIDE MICROPOROUS FILM
Publication number
20240190115
Publication date
Jun 13, 2024
CELGARD, LLC
David Anzini
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
THIN BATTERY SEPARATORS AND METHODS
Publication number
20240194956
Publication date
Jun 13, 2024
CELGARD, LLC
Paul M. Halmo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MICROPOROUS MEMBRANES, UNDERLAYMENT, ROOFING, FLASHING, WRAP, AND M...
Publication number
20230381720
Publication date
Nov 30, 2023
DARAMIC, LLC
Matthew STAINER
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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
A HEAT-RESISTANT BATTERY SEPARATORS AND RELATED BATTERIES AND METHODS
Publication number
20230231231
Publication date
Jul 20, 2023
Ceigard, LLC
Stefan Reinartz
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NEW OR IMPROVED MICROPOROUS MEMBRANES, BUILDING MATERIALS COMPRISIN...
Publication number
20230219330
Publication date
Jul 13, 2023
DARAMIC, LLC
Matthew Stainer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
THIN BATTERY SEPARATORS AND METHODS
Publication number
20230207892
Publication date
Jun 29, 2023
CELGARD, LLC
Paul M. Halmo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MATERIAL FOR PERSONAL PROTECTIVE EQUIPMENT
Publication number
20230180872
Publication date
Jun 15, 2023
CELGARD, LLC
Barry J. Summey
A41 - WEARING APPAREL
Information
Patent Application
ASSYMETRIC POROUS MEMBRANE
Publication number
20230155253
Publication date
May 18, 2023
CELGARD, LLC
Wenbin Yin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
WIDE MICROPOROUS FILM
Publication number
20230146975
Publication date
May 11, 2023
CELGARD, LLC
David Anzini
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THIN BATTERY SEPARATORS AND METHODS
Publication number
20210408613
Publication date
Dec 30, 2021
CELGARD, LLC
Paul M. Halmo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IMPROVED LEAD ACID BATTERY SEPARATORS, WATER LOSS REDUCING SEPARATO...
Publication number
20210296737
Publication date
Sep 23, 2021
DARAMIC, LLC
James P. Perry
B60 - VEHICLES IN GENERAL
Information
Patent Application
ABSORBENT GLASS MAT SEPARATORS, VRLA BATTERIES, AND RELATED METHODS...
Publication number
20210184312
Publication date
Jun 17, 2021
DARAMIC, LLC
Ahila Krishnamoorthy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
IMPROVED COATED SEPARATORS, LITHIUM BATTERIES, AND RELATED METHODS
Publication number
20210143511
Publication date
May 13, 2021
Zhengming Zhang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MICROPOROUS MEMBRANES, UNDERLAYMENT, ROOFING, FLASHING, WRAP, AND M...
Publication number
20210113970
Publication date
Apr 22, 2021
DARAMIC, LLC
Matthew STAINER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
BASE FILMS FOR IMPREGNATION, IMPROVED IMPREGNATED PRODUCTS, AND REL...
Publication number
20200277465
Publication date
Sep 3, 2020
CELGARD, LLC
Takahiko Kondo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
THIN BATTERY SEPARATORS AND METHODS
Publication number
20190334214
Publication date
Oct 31, 2019
CELGARD, LLC
Paul M. Halmo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ABSORBENT GLASS MAT SEPARATORS, VRLA BATTERIES, AND RELATED METHODS...
Publication number
20180366706
Publication date
Dec 20, 2018
DARAMIC, LLC
Ahila Krishnamoorthy
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THIN BATTERY SEPARATORS AND METHODS
Publication number
20170222281
Publication date
Aug 3, 2017
CELGARD, LLC
Paul M. Halmo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ABSORBENT GLASS MAT SEPARATORS, VRLA BATTERIES, AND RELATED METHODS...
Publication number
20170133650
Publication date
May 11, 2017
DARAMIC, LLC
Ahila Krishnamoorthy
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
Information
Patent Application
THIN BATTERY SEPARATORS AND METHODS
Publication number
20140079980
Publication date
Mar 20, 2014
CELGARD, LLC
Paul M. Halmo
H01 - BASIC ELECTRIC ELEMENTS