Patent Page

United States Patent # 7143547

• HD-Swing® Series 4100/4100LE - Full Power or Low Energy, Surface Applied Operator  
• HD-Swing® Series 4800/4800LE - Full Power or Low Energy, In-Transom Operator only  
• HD-Swing® Series 4500/4500LE - Full Power or Low Energy, In-Transom System (complete door package) 

United States Patent # 11414911

Issued 1/24/2020

• FlexSwing™ - Non-Handed Low Energy Operator - Surface Applied  (Swing Door Operator with Offset Spring)

United States Patent # 7228659

Issued Date 6/12/2007

• EasySlide™ Series 2004 Electric Slide Operator & Door System - OBSOLETE

United States Patent # 7497050

Issued Date 3/2/2009

• EasySlide™ Series 2004 Electric Slide Operator & Door System - OBSOLETE

United States Patent # 9447617

Issued Date 9/20/2016

• Sliding Door Panel Hold Open Assembly

United States Patent # 7900398

Issued Date 3/8/2011

• Security Revolver - ControlFlow® 1-Way Airport Security Series      

United States Patent # 8844204

Issued Date 9/30/2014

• Security Revolver - ControlFlow® 1-Way Airport Security Series 

United States Patent #  9447617

Issued Date 9/20/2016

• Auto Slide - Profiler® Series 2000B Belt Drive -  includes Series 2000-IDS-2, UltraClean™ Atmospheric ll & ProfilerStorm®
• Auto Slide - HD-Slide® Series 2001 Belt Drive -  includes Series 2500 Elegant, HD-Storm™, Series 2001-LL Lead-Lined, Industrial & RapidSlide
• Auto Slide - ProSlide® Blast Resistant Sliding Door
• Auto Slide - ProSlide® Telescoping Series 2003T

United States Patent # 9452761

Issued Date 9/27/2016

• Platform Screen Doors (Transit)

United States Patent # 10106176

Issued Date 10/23/2018

• Platform Screen Doors (Transit)

United States Patent # 10784058

Issued Date 9/22/2020

• Sealed Electrical Contact System (Platform Screen Doors (Transit)

United States Patent # 9540842

Issued Date 1/10/2017

• Manual Slide - Profiler®-ICU® Smoke Rated (2 panel & Telescoping)
• Manual Slide - Profiler®-ICU Self Closing IDS (2 panel & Telescoping)
• Manual Slide - Profiler®-ICU MAX Self Closing IDS
• Manual Slide - Profiler® Smoke Rated Barn Door Series

United States Patent # 11053729

Issued Date 7/6/2021

• Security Revolver - ControlFlow® 1-Way Security Series
• Security Revolver - ControlFlow® 1-Way Airport Security Series 

United States Patent # 11282319

Issued Date 3/22/2022

• SEL™ Secure Exit Lane - Single or Multi-Lane

United States Patent # 11401747

• Automatic Revolvers - AutoFlow®, Grand®, MiniGrand®  
• Security Revolvers - ControlFlow® - 1-Way, 1-Way Airport & 2-Way 

United States Patent # 10851569

Issued Date 2/1/2020

• Telescoping Door with Swing Clear Breakout Hinge

United States Patent # 11053725

Issued Date 7/6/2021

• Sliding Barrier Tracking System

United States Patent # 11396770

• Telescoping Door with Swing Clear Breakout Hinge

United States Patent # 11210883

Issued Date 12/28/2021

• All Automatic Slide, Swing, Folding & Revolving door products