Idemitsu Kosan has been granted a patent for a bag design featuring a tearing guide piece, belt-shaped base, and tab for easy opening. The innovative design allows for efficient sealing and secure containment. GlobalData’s report on Idemitsu Kosan gives a 360-degree view of the company including its patenting strategy. Buy the report here.

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According to GlobalData’s company profile on Idemitsu Kosan, Anti-wear lubricants was a key innovation area identified from patents. Idemitsu Kosan's grant share as of May 2024 was 40%. Grant share is based on the ratio of number of grants to total number of patents.

Bag with tab and tearing guide for easy opening

Source: United States Patent and Trademark Office (USPTO). Credit: Idemitsu Kosan Co Ltd

A recently granted patent (Publication Number: US11999532B2) discloses a unique bag design comprising a film with a tearing guide piece and a belt-shaped base bonded to different areas of the film. The bag includes engagement portions, a tab for easy opening, and a surrounding seal area that creates a non-sealed space around the tab. This design allows for efficient sealing and opening of the bag, enhancing user experience. The patent also covers a manufacturing method for the bag, involving bonding the tearing guide piece and belt-shaped base to the film, forming a tab, and creating a surrounding seal area. Additionally, a manufacturing machine is detailed in the patent for producing the innovative bag design efficiently.

Furthermore, the patent includes various claims related to the bag design, manufacturing method, and manufacturing machine. These claims detail the specific features of the bag, such as the folding of the film to define the containable space, the formation of bonding portions, and the integration of the tearing guide piece and belt-shaped base. The manufacturing method outlined in the patent involves transferring the film, bonding the tearing guide piece and belt-shaped base, forming a tab, and creating a surrounding seal area. The manufacturing machine described in the patent includes components for bonding, forming, cutting, and sealing the bag, ensuring a streamlined production process for this novel bag design. Overall, the patent provides a comprehensive overview of the bag, its manufacturing process, and the machinery required for its production.

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GlobalData’s Patent Analytics tracks patent filings and grants from official offices around the world. 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.