Michael R. Shifferd

Follow

Person

Webb City, MO, US

People

Patents Grantslast 30 patents

Information Patent Grant
Peel and stick waterproofing material
- Patent number 10,857,759
- Issue date Dec 8, 2020
- TAMKO Building Products, LLC
- David C. Humphreys
- B32 - LAYERED PRODUCTS
Information Patent Grant
Peel and stick waterproofing material
- Patent number 9,821,532
- Issue date Nov 21, 2017
- Tamko Building Products, Inc.
- David C. Humphreys
- E04 - BUILDING
Information Patent Grant
Peel and stick waterproofing material
- Patent number 9,534,378
- Issue date Jan 3, 2017
- Tamko Building Products, Inc.
- David C. Humphreys
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
PEEL AND STICK WATERPROOFING MATERIAL
- Publication number 20180290427
- Publication date Oct 11, 2018
- TAMKO Building Products, Inc.
- David C. Humphreys
- B32 - LAYERED PRODUCTS
Information Patent Application
PEEL AND STICK WATERPROOFING MATERIAL
- Publication number 20170072660
- Publication date Mar 16, 2017
- David C. Humphreys
- B32 - LAYERED PRODUCTS
Information Patent Application
PEEL AND STICK WATERPROOFING MATERIAL
- Publication number 20160303825
- Publication date Oct 20, 2016
- David C. Humphreys
- B32 - LAYERED PRODUCTS
Information Patent Application
PEEL AND STICK WATERPROOFING MATERIAL
- Publication number 20150259900
- Publication date Sep 17, 2015
- TAMKO Building Products, Inc.
- David C. Humphreys
- B32 - LAYERED PRODUCTS
Information Patent Application
ROOFING UNDERLAYMENT
- Publication number 20150126088
- Publication date May 7, 2015
- TAMKO Building Products, Inc.
- Michael R. Shifferd
- E04 - BUILDING