This inventor holds 3 USPTO granted patents. Top assignee: Other. Active years: 2007-2009.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
3 out of 834,513 Years Active: 2007-2009
Title: The Innovative Contributions of David R Marr, Jr
Introduction
David R Marr, Jr is a notable inventor based in Fort Collins, CO (US). He has made significant contributions to the field of subsurface support systems, holding a total of 3 patents. His work focuses on enhancing the safety and efficiency of subsurface spaces.
Latest Patents
One of Marr's latest patents is the Roof Bolt Plate, which serves as a support member for the roof of a subsurface space. This innovative support member includes a base portion that defines a surface area to contact the ceiling of the subsurface space. It features one or more sockets extending from the base, which define openings for receiving roof bolts. The design allows the support member to function as a washer for the roof bolts, effectively supporting the roof material above the ceiling. Additionally, the sockets may include covers to prevent the roof bolts from extending out of the sockets. They are oriented at angles with respect to the base, allowing the roof bolts to extend at angles to each other in a splayed configuration.
Another significant patent is the Method for Supporting a Subsurface Material, which shares similar features with the Roof Bolt Plate. This method also includes a base portion for contacting the ceiling and sockets for roof bolts, ensuring effective support for subsurface materials.
Career Highlights
Throughout his career, Marr has focused on developing innovative solutions for subsurface support systems. His patents reflect a deep understanding of engineering principles and a commitment to improving safety in subsurface environments.
Collaborations
Marr has collaborated with notable individuals in his field, including Herbert S Price and Clifton M Dudley. These collaborations have likely contributed to the development and refinement of his innovative ideas.
Conclusion
David R Marr, Jr is a distinguished inventor whose work has significantly impacted subsurface support systems. His innovative patents demonstrate his expertise and dedication to enhancing safety in subsurface environments.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile