William R. Parcells

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Des Moines, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Fenestration unit with interior installation features and associate...
- Patent number 12,173,552
- Issue date Dec 24, 2024
- Pella Corporation
- Todd A. Bernhagen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Integrated pleated screen assembly
- Patent number 12,000,208
- Issue date Jun 4, 2024
- Pella Corporation
- Evan Vande Haar
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Fenestration unit with interior installation features and associate...
- Patent number 11,933,098
- Issue date Mar 19, 2024
- Pella Corporation
- Todd A. Bernhagen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
FENESTRATION UNIT WITH INTERIOR INSTALLATION FEATURES AND ASSOCIATE...
- Publication number 20240410220
- Publication date Dec 12, 2024
- Pella Corporation
- Todd A. Bernhagen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
FENESTRATION UNIT WITH INTERIOR INSTALLATION FEATURES AND ASSOCIATE...
- Publication number 20240318494
- Publication date Sep 26, 2024
- Pella Corporation
- Todd A. Bernhagen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
INTEGRATED PLEATED SCREEN ASSEMBLY
- Publication number 20240279984
- Publication date Aug 22, 2024
- Pella Corporation
- Evan Vande Haar
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
INTEGRATED PLEATED SCREEN ASSEMBLY
- Publication number 20210238919
- Publication date Aug 5, 2021
- Pella Corporation
- Evan Vande Haar
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS