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Bryan L. Gerhardt
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Woodbury, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Multi-layer, biodegradable composites for air filtration
Patent number
12,109,520
Issue date
Oct 8, 2024
3M Innovative Properties Company
Zhiqun Zhang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Pleated air filter with bridging filaments and continuous-contact f...
Patent number
12,017,175
Issue date
Jun 25, 2024
3M Innovative Properties Company
Zhiqun Zhang
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information
Patent Grant
Adhesive articles permitting damage free removal
Patent number
11,898,069
Issue date
Feb 13, 2024
3M Innovative Properties Company
Brett P. Krull
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Air-filter media comprising a relofted spunbonded web, and methods...
Patent number
11,839,845
Issue date
Dec 12, 2023
3M Innovative Properties Company
Zhiqun Zhang
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Uniformly expandable air filter
Patent number
11,642,617
Issue date
May 9, 2023
3M Innovative Properties Company
Andrew R. Fox
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Grant
Air filter media with post-pleat-deposited sorbent particles
Patent number
11,305,224
Issue date
Apr 19, 2022
3M Innovative Properties Company
Andrew R. Fox
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Uniformly expandable air filter
Patent number
11,192,059
Issue date
Dec 7, 2021
3M Innovative Properties Company
Andrew R. Fox
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Adhesive articles permitting damage free removal
Patent number
11,078,383
Issue date
Aug 3, 2021
3M Innovative Properties Company
Brett P. Krull
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
CONFORMABLE PLEATED AIR FILTER WITH BRIDGING FILAMENTS
Publication number
20230372854
Publication date
Nov 23, 2023
3M Innovative Properties Company
Changwen Li
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PLEATED FILTRATION ASSEMBLY COMPRISING SPUNBONDED PREFILTER
Publication number
20230233968
Publication date
Jul 27, 2023
3M Innovative Properties Company
HIMANSHU JASUJA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Spunbonded Air-Filtration Web
Publication number
20220266180
Publication date
Aug 25, 2022
3M Innovative Properties Company
John D. Stelter
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Spunbonded Air-Filtration Web
Publication number
20220266181
Publication date
Aug 25, 2022
3M Innovative Properties Company
Himanshu Jasuja
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MULTI-LAYER, BIODEGRADABLE COMPOSITES FOR AIR FILTRATION
Publication number
20220096977
Publication date
Mar 31, 2022
3M Innovative Properties Company
Zhiqun Zhang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
UNIFORMLY EXPANDABLE AIR FILTER
Publication number
20220054968
Publication date
Feb 24, 2022
3M Innovative Properties Company
Andrew R. Fox
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ADHESIVE ARTICLES PERMITTING DAMAGE FREE REMOVAL
Publication number
20210324240
Publication date
Oct 21, 2021
3M Innovative Properties Company
Brett P. Krull
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PLEATED AIR FILTER WITH BRIDGING FILAMENTS AND CONTINUOUS-CONTACT F...
Publication number
20210229022
Publication date
Jul 29, 2021
3M INNOVATIVE PROPERTIES COMPANY
Zhiqun Zhang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AIR-FILTER MEDIA COMPRISING A RELOFTED SPUNBONDED WEB, AND METHODS...
Publication number
20210229012
Publication date
Jul 29, 2021
3M Innovative Properties Company
Zhiqun Zhang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ADHESIVE ARTICLES PERMITTING DAMAGE FREE REMOVAL
Publication number
20200190365
Publication date
Jun 18, 2020
3M Innovative Properties Company
Brett P. Krull
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
AIR FILTER MEDIA WITH POST-PLEAT-DEPOSITED SORBENT PARTICLES
Publication number
20200129907
Publication date
Apr 30, 2020
3M Innovative Properties Company
Andrew R. Fox
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
IMPROVED ROOM AIR PURIFIERS AND FILTRATION MEDIA
Publication number
20190209954
Publication date
Jul 11, 2019
3M Innovative Properties Company
Andrew R. Fox
B32 - LAYERED PRODUCTS
Information
Patent Application
CONFORMABLE PLEATED AIR FILTER WITH BRIDGING FILAMENTS
Publication number
20180021716
Publication date
Jan 25, 2018
3M Innovative Properties Company
Changwen Li
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Respirator Having Corrugated Filtering Structure
Publication number
20170252590
Publication date
Sep 7, 2017
3M Innovative Properties Company
Seyed A. Angadjivand
A41 - WEARING APPAREL
Information
Patent Application
ADJUSTABLE AIR FILTER
Publication number
20170241192
Publication date
Aug 24, 2017
3M Innovative Properties Company
Andrew R. Fox
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
A UNIFORMLY EXPANDABLE AIR FILTER
Publication number
20170216756
Publication date
Aug 3, 2017
3M Innovative Properties Company
Andrew R. Fox
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL