Louisiana-Pacific has been granted a patent for an innovative flashing system designed for building construction. This system includes a drip cap that prevents water penetration at seams between panels, featuring a multi-section design for effective attachment and moisture protection, utilizing materials like metal or plastic. GlobalData’s report on Louisiana-Pacific gives a 360-degree view of the company including its patenting strategy. Buy the report here.

According to GlobalData’s company profile on Louisiana-Pacific, Structure Building Framework was a key innovation area identified from patents. Louisiana-Pacific's grant share as of June 2024 was 27%. Grant share is based on the ratio of number of grants to total number of patents.

Flashing system for preventing water penetration in construction

Source: United States Patent and Trademark Office (USPTO). Credit: Louisiana-Pacific Corp

The patent US12037797B2 describes a flashing system designed for building construction, specifically focusing on the integration of two boards or panels. The system consists of a first board with a front and back side, and a second board positioned adjacent to it, creating a seam. A flashing apparatus is strategically placed within this seam, featuring a front section that extends over the first board's front side, and back sections that cover portions of the back sides of both boards. Notably, the flashing apparatus is attached to the back side of the first board without penetrating its front side, ensuring that any holes or penetrations are limited to specific attachment points on the second back section.

Further claims detail the dimensions and configurations of the flashing apparatus, including its potential to extend along the length of the first edge of the first board and beyond its ends. The design emphasizes a seamless integration, with the flashing apparatus potentially made from a single piece of folded metal, enhancing durability. The system is adaptable for use with siding boards or panels, and it can be arranged horizontally, with the second board positioned above the first. This innovative flashing system aims to improve water resistance and structural integrity in building applications, while minimizing the risk of leaks through its unique attachment method.

To know more about GlobalData’s detailed insights on Louisiana-Pacific, buy the report here.

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GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.