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Allen Sopko
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Westfield, IN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Fire-resistant roof system and membrane composite
Patent number
11,168,479
Issue date
Nov 9, 2021
Firestone Building Products Company, LLC
Wensheng Zhou
B32 - LAYERED PRODUCTS
Information
Patent Grant
Fastening plate assembly
Patent number
9,856,651
Issue date
Jan 2, 2018
Firestone Building Products Co., LLC
John B. Letts
E04 - BUILDING
Information
Patent Grant
Fire-resistant roof system and membrane composite
Patent number
9,523,203
Issue date
Dec 20, 2016
Firestone Building Products Co., LLC
Wensheng Zhou
E04 - BUILDING
Patents Applications
last 30 patents
Information
Patent Application
FIRE-RESISTANT ROOF SYSTEM AND MEMBRANE COMPOSITE
Publication number
20220034092
Publication date
Feb 3, 2022
Firestone Building Products Company, LLC
Wensheng Zhou
B32 - LAYERED PRODUCTS
Information
Patent Application
FIRE-RESISTANT ROOF SYSTEM AND MEMBRANE COMPOSITE
Publication number
20200063437
Publication date
Feb 27, 2020
Firestone Building Products Company, LLC
Wensheng Zhou
E04 - BUILDING
Information
Patent Application
FIRE-RESISTANT ROOF SYSTEM AND MEMBRANE COMPOSITE
Publication number
20170067257
Publication date
Mar 9, 2017
Firestone Building Products Co., LLC
Wensheng ZHOU
B32 - LAYERED PRODUCTS
Information
Patent Application
FIRE-RESISTANT ROOF SYSTEM AND MEMBRANE COMPOSITE
Publication number
20140215937
Publication date
Aug 7, 2014
Wensheng Zhou
B32 - LAYERED PRODUCTS
Information
Patent Application
FASTENING PLATE ASSEMBLY
Publication number
20120311951
Publication date
Dec 13, 2012
John B. LETTS
E04 - BUILDING