Chris Graham

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Portland, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Universal bathtub drain and overflow system and kit
- Patent number 11,486,119
- Issue date Nov 1, 2022
- Oatey Co.
- Aaron Lorkowski
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Tub overflow drain test system
- Patent number 10,948,374
- Issue date Mar 16, 2021
- Keeney Holdings LLC
- Christopher Graham
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Tub overflow assembly
- Patent number 7,237,280
- Issue date Jul 3, 2007
- The Keeney Manufacturing Company
- R. Stuart Holden, Jr.
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
UNIVERSAL BATHTUB DRAIN AND OVERFLOW SYSTEM AND KIT
- Publication number 20210388587
- Publication date Dec 16, 2021
- OATEY CO.
- Aaron Lorkowski
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
Tub Overflow Drain Test System
- Publication number 20190346331
- Publication date Nov 14, 2019
- THE KEENEY MANUFACTURING COMPANY
- Christopher Graham
- E03 - WATER SUPPLY SEWERAGE