Robert O. Duff

City:

Apple Valley, Minnesota

Country:

United States

Published Applications:

Last publication date:

2024-02-29

Recent patent applications by Duff Robert O.

Robert O. Duff from Apple Valley, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2024-02-29

US20240068292A1

Fixed constructions

Mounting bracket

#2 | 2024-02-29

US20240068280A1

Fixed constructions

Doorstop with replaceable parts

#3 | 2024-02-29

US20240068279A1

Fixed constructions

Doorstop with a rope

#4 | 2016-02-18

US20160047157A1

Fixed constructions

Combination doorbumper/doorstopper

InventorID:

1445856 ⎘