Patents

  US Patent No's Foreign Patent No's Part # / Series #
Nexus Multipoint Sliding Door Lock 8,899,635 Nexus Multipoint Sliding Door Lock Systems
Key Lockable Operator Cover 9,003,706
9,476,241
14873, 14874
Window Opening Control Device / Window Opening Limit Device 8,813,424
9,428,945
2,757,154 (Canada) 14149, 14150, 14151, 14152, SafeGard WOCD
Side Load Extended Travel Block & Tackle Balance 6,598,264
6,877,187
7,155,778
7,353,567
7,669,284
8,042,227
2,376,418 (Canada) 130 series, 135 series, 136 series
Center Release Tilt Latch for Hung Windows 6,817,142 Customer Specific
Inverted Balance T-Lock 6,679,000
6,820,368
6,931,788
7,191,562
8,424,248
9,580,950
2,367,733 (Canada) 706 series, 716 series, 747 series
Side Load Balance Cord Terminal Clip 6,745,433 2,399,703 (Canada) 100 series, 130 series, 135 series, 136 series, 186 series
Constant Force Supports and Chaining 6,393,661
6,584,644
6,412,144
6,848,148
7,076,835
7,552,510
2,361,261 (Canada)
2,369,818 (Canada)
981, 983, 984, 985 series
Class 5 Side Load Attachment 8,296,903
8,448,296
210, 211, 220, 221 series
Balance Shoe with pivot retaining fingers 7,210,267 72488
Gemini Lock 6,264,252 2,214,291 (Canada) 2770-00
2777-84
Sliding Door Handle Linkage 6,945,572
7,261,330
2890
Tru-lock® 8,348,308
8,382,166
8,628,126
200980151399.0 (China)
322506 (Mexico)

3205
Crescent Handle D678,032 3828, 3629
Adjustable Door Hinge 8,429,794 HG 200, HG 300
Positionable Hinge 8,438,703 NA
Adjustable Lock Point for Lock Tie Bars 9,175,506
Casement Window Hinge with Sash Locator 7,735,194 2,546,140 (Canada)
Casement Window Operator Handle and Cover D595,111
Operator Assembly 7,464,619 2,459,237 (Canada)
Sash Lock Actuator 2,322,926 (Canada)
Scissors Type Window Operator 2,210,610 (Canada)
Multi-Point Sash Lock System for Casement Window 7,452,014
Folding Handle and Operator Cover D591,146
Negative Loading Snubber for Casement Window 8,141,299
Window Lock Handle and Cover D597,398 129,268 (Canada)
Concealed Casement Window Hinge with Roller and Integral Shipping Block 2,715,866 (Canada)
Window Operator Cover D649,867
Self Locating Tie Bar guide for Sash Lock Tie Bars 9,217,266
Low Profile High Performance Casement and Awning Window Keeper 9,181,746
Cover and Handle for Window Lock D780,555 201611574 (Australia)
Enhanced Performance Tandem Roller for Patio Doors 2,350,051 (Canada)
Sliding Door Handle D572,996
D583,646

Two-Point Lock for Sliding Door 8,376,414 2,628,518 (Canada)
5020148 (Japan)
Door Handle Pull and Escutcheon D592,933
D593,395
Door Handle Pull D592,932
Operator for Moveable Sash 8,601,745
Multipoint Lock Mechanism 8,398,126 2,631,923 (Canada)
Adjustable Hinge 8,490,246
2,697,880 (Canada)
Multi-Point Mortise Lock Mechanism for Swinging Door 9,593,516
2,708,912 (Canada)
Passive Door Lock Device 2,776,088 (Canada)
Hardware for a Hinged Light Panel 8,850,744
Recessed Lock Actuating Device for Sliding Doors 9,482,035
Lock with Sliding Door Elements 8,939,474
Multi-Point Lock Having Sequentially-Actuated Locking Elements 9,428,937
Multi-Point Sliding Door Latch 5,820,170
6,264,252

2,214,291 (Canada)

Handle D509,420
Window Sash Latch D742200 160845 (Canada)
Positive Action Lock for Sliding Windows 7,676,990 2,579,980 (Canada)
Integrated Lock and Tilt-Latch Mechanism for a Sliding Window 7,963,577
2,639,711 (Canada)
Sash Rail Lock D569,708
Sash Rail Lock Keeper D583,216
Window Lock Handle and Cover D597,398
129,268 (Canada)
Window Tilt Latch D595,562
Finger-Lift Handle for a Sliding Window D595,564
Integrated Lock and Latch Device for Sliding Windows 9,234,374
FER Locking System for Sliding Windows 9,140,033
9,702,173
Integrated Lock and Tilt-Latch Mechanism for a Sliding Window 7,322,619
2,534,384 (Canada)
Pick Resistant Sash Lock and Keeper and Method of Locking Sashes 2,242,188 (Canada)
Apparatus and Method for Canceling Torsional Forces in a Compound Balance 8,302,258
Window Opening Limit Device and Method of Use 8,950,119
Single Coil Window Balance D464,256
Inverted Constant Force Window Balance for Tilt Sash 9,133,656
Apparatus for Extruding a Low Density Thermoplastic Foam 5,728,406
Pile Weatherstripping Manufacturing Apparatus and Method 6,974,512
7,419,555

Projection Window Operator 7,325,359
Friction Hinge for Push-Out Style Window 7,900,322
2615614 (Canada)
Inverted Constant Force RE45,328
8,813,310
9,121,209
974 series, 975 series, 977 series, 978 series
Low Profile Lock for Windows 9,725,934
Combination Window Sash Lock and Tilt Mechanism 9,719,279
Automatically-Extending Remote Door Lock Bolts 9,637,957
Self-Sealing Butt Hinge 9,617,782
Entry Door Latch Actuator System 9,605,444
Cover and Handle for Window Lock D780555

Note:
We are constantly innovating. Additional US and non-US patents protecting these and other products are pending. Products identified in this table are protected at least by the patent(s) listed, and may be covered by additional patent(s) not specifically identified. We reserve the right to update this information at any time.