Higginbotham Patents: Micro Mesh Gutter Guard Technology

Edward “Alex” Higginbotham is the named patent holder of the patents listed below.  The Higginbotham patents are the foundation for the advancements in the gutter guard industry related to microfiltration.

A patent consists of claims.  Each claim describes and protects something independently unique or covers a specific point dependent one of the main claims.  Once a claim is granted and the patent is issued by the USPTO, no other party can be granted a claim on the same unique technology or feature.  It is possible for a third party to patent an additional feature or enhancement, but they cannot incorporate it with or into the underlying technology without the patent holder’s approval.

MGP Manufacturing LLC, the manufacturer of MasterShield Gutter Protection, has been Higginbotham patents’ Exclusive Licensee for these patent since March 2008, with Exclusive License rights in metal to Patent 6,598,352.   As new patents are issued, they become a part of the MGP portfolio.  The use of the Patents and Trademarks we license or own by any other entity is an infringement of our legal rights and is open to prosecution.

MGP Manufacturing LLC has an Exclusive License Contract and are the only company in the United States, Canada and Australia legally entitled to manufacture and supply gutter guard products to our patented specifications.

In accordance with Section 287(a) of Title 35 of the United States Code, the reader is hereby placed on notice of Edward Higginbotham and MGP Manufacturing LLC’s rights in the United States Patents listed on this site and associated with MGP’s MasterShield gutter guards.

Links will take you directly to the USPTO.gov website.


Patent 6,598,352  Self Cleaning Gutter Shield

Patent 7,191,564  Self Cleaning Shield

Patent 7,913,458  Self Cleaning Shield

RE42,896  Reissue of Self Cleaning Gutter Shield

RE43,555  Reissue of Self Cleaning Gutter Shield

Patent 8,397,436  Self Cleaning Shield

Alex Higginbotham holds several other gutter guard patents and has several other patents pending, both domestically and internationally.  He holds two Canadian patents and two Australian patents, with several others pending in these jurisdictions.

Read more about Alex Higginbotham’s 9th patent for fine mesh gutter guards here.