Walden; Douglas H.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Walden; Douglas H..The latest application filed is for "roof covering and method of applying the same".

Company Profile

0.3.7

Walden; Douglas H. - Newark OH

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Roof covering and method of applying the same Grant 10,513,853 - Walden Dec	2019-12-24
Roof Covering And Method Of Applying The Same App 20170275882 - Walden; Douglas H.	2017-09-28
Flat mold for corner-shaped simulated stone products Grant 7,931,248 - Korwin-Edson , et al. April 26, 2	2011-04-26
Apparatus for simulated stone products Grant 7,654,502 - Embrey , et al. February 2, 2	2010-02-02
Flat Mold For Stone Products App 20080099956 - Walden; Douglas H.	2008-05-01
Apparatus for simulated stone products App 20080001323 - Embrey; Robert E. ; et al.	2008-01-03
Flat mold for corner-shaped simulated stone products App 20070145642 - Korwin-Edson; Michelle L. ; et al.	2007-06-28
Tri-excluded WUCS glass fiber reinforced plastic composite articles and methods for making such articles App 20070148429 - McGrath; Ralph D. ; et al.	2007-06-28
Tri-extruded WUCS glass fiber reinforced plastic composite articles and methods for making such articles App 20070141316 - McGrath; Ralph D. ; et al.	2007-06-21
Glass fiber bundles for mat applications and methods of making the same App 20070059506 - Hager; William G. ; et al.	2007-03-15

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