Endura Products, Inc. invests significant time and resources in innovation, and our patents reflect that commitment. We maintain an extensive patent portfolio to protect the technologies that differentiate our products.

In accordance with 35 U.S.C. § 287(a) and applicable Canadian law, this page provides constructive notice of Endura’s rights in patents associated with our products. Certain Endura products may be covered by one or more representative patents listed below.

• Astragals – Ultimate: US 10,604,990; 10,829,980; 10,829,981; 10,975,611; 11,885,173; D807,532; Canada 2,937,472; 2,976,468; 2,976,558; 2,976,794; 2,998,775; Design No. 172,652
• Astragals – Ultimate Multipoint: US 8,157,298; 8,157,299; 11,111,698; 12,331,553
• Astragals – Ultimate Trilennium: US 9,404,294; Canada 2,874,354
• Astragals – Ultimate Push Button/Hurricane: US 12,352,098
• FusionFrame: US 9,803,413; 10,718,151; 10,801,248; 10,941,606; 11,015,000; 11,047,164; 11,105,143; 11,111,715; 11,286,712; 11,572,734; 11,629,545; 11,634,944; 11,828,101; 11,993,976; 12,037,840; 12,065,869; 12,428,901; D873,440; D943,671; D947,663; D984,674; Canada 2,932,629; 2,997,330; 3,004,654; 3,040,857; Design Nos. 175,668; 209,579
• PanoLock System:  11,214,908; 11,746,565; 11,525,280; 11,725,418; Canada 3,050,446
• Locks and Handle Sets – Trilennium: US 7,753,418; 8,182,002; 10,316,544; 11,035,148. Canada 2,562,430; 2,938,525
• Miscellaneous Components: US 10,641,032; 11,072,969; Canada 3,039,120; 3,054,706
• Sills – Other: US 11,072,969
• Sills – Z-Series – Articulating Cap: US 8,522,483; 9,371,682; 9,528,314; 9,624,716; 9,874,054; 10,066,433; 10,815,721; 10,858,881; 11,193,321; D713,976; D722,387; D722,388; D875,969; D903,902; Canada 2,771,705; 2,842,214; 2,928,085; 2,928,089; 2,928,129; 3,000,447; 3,003,054; 3,007,415; Design Nos. 166,338; 166,339; 177,370
• Sills – Z-Series – Replaceable Deck: US 8,490,332; 8,567,128; D733,926; D733,927; Canada 2,802,355, Design No. 183,954
• Sills – Z-Series – Other: US 8,413,383; 8,739,469; 10,704,316; 11,085,229; D701,323; D873,440; Canada 2,847,449; 3,006,669
• Sill Pan – VersaPan: US RE48,723; Canada 2,953,508
• Weatherseals – Simple Solution Corner Pad: US 9,428,954; D843,202; D864,705; Canada Design No. 165,014
• Weatherseals – ZAC Sweep:  US D775,368; Canada Design No. 165,013

Important Notes:

1. This list may not be exhaustive. Additional patents or patent applications may be pending or issued in the United States, Canada, or other jurisdictions.
2. We strive to maintain accurate information; however, inadvertent errors or omissions may occur. No representation is made that all Endura products are marked or that all patents covering Endura products are listed.

Rev 12/03/2025