Be the first to know about every thread

Thanks! You can also connect with us on social media


Legal Notice

The following products are protected by patents in the United States and elsewhere. This page is intended to satisfy the virtual patent marking provisions of various jurisdictions including the virtual patent marking provisions of the America Invents Act and to provide notice under 35 U.S.C. § 287(a). Note that the content below may change due to events including, but not limited to: the filing, publication, issuance, or licensing of patent rights, product changes or the introduction of new product, and other circumstances.

Bolt Threads updates the content of this table continuously and consistently, but it advises users to return frequently as each entry below is subject to change. The following list of products and patents may not be all inclusive. Absence of any patent rights from this list does not prevent enforcing any and all legal rights associated with the property.


MICROSILK FIBER US 10035886; US 10435516; US 10787756
B-SILK PROTEIN US 9963554; US 10647975; US 10906947

Contact Us

Bolt Threads

For general inquiries:

For press inquiries:

For career inquiries:

If you have questions about the accessibility of this website or require accommodation due to a disability, please contact us for immediate assistance.