John K. Donaldson

Follow

Person

Newtown Square, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Laminated shingle with wider nailing zone
- Patent number 8,984,835
- Issue date Mar 24, 2015
- CertainTeed Corporation
- Husnu M. Kalkanoglu
- E04 - BUILDING
Information Patent Grant
Laminated shingle with wider nailing zone
- Patent number 8,813,453
- Issue date Aug 26, 2014
- CertainTeed Corporation
- Husnu M. Kalkanoglu
- B32 - LAYERED PRODUCTS
Information Patent Grant
Laminated shingle with wider nailing zone
- Patent number 8,240,100
- Issue date Aug 14, 2012
- CertainTeed Corporation
- Husnu M. Kalkanoglu
- B32 - LAYERED PRODUCTS
Information Patent Grant
Process of treating a synthetic shingle and shingle made thereby
- Patent number 7,934,346
- Issue date May 3, 2011
- CertainTeed Corporation
- Thomas Kevin MacKinnon
- B44 - DECORATIVE ARTS

Patents Applicationslast 30 patents

Information Patent Application
Laminated Shingle with Wider Nailing Zone
- Publication number 20140331589
- Publication date Nov 13, 2014
- Certainteed Corporation
- Husnu M. Kalkanoglu
- B32 - LAYERED PRODUCTS
Information Patent Application
Laminated Shingle with Wider Nailing Zone
- Publication number 20120227347
- Publication date Sep 13, 2012
- Certainteed Corporation
- Husnu M. Kalkanoglu
- B32 - LAYERED PRODUCTS
Information Patent Application
Process of Treating a Synthetic Shingle and Shingle Made Thereby
- Publication number 20080236079
- Publication date Oct 2, 2008
- Thomas Kevin MacKinnon
- B44 - DECORATIVE ARTS
Information Patent Application
Laminated Shingle With Wider Nailing Zone
- Publication number 20060265990
- Publication date Nov 30, 2006
- Husnu M. Kalkanoglu
- B32 - LAYERED PRODUCTS
Information Patent Application
Laminated shingle with wider nailing zone
- Publication number 20040083674
- Publication date May 6, 2004
- Husnu M. Kalkanoglu
- B32 - LAYERED PRODUCTS