Secured and protected intellectual property assets can establish a company as a dominant player in their market. Obtaining a patent can be a fight, but in today’s modern economy it can mean the difference between becoming a market-leader or being relegated to the sidelines.”

-Al Wiedmann Jr.


Al Wiedmann Jr. is a former engineer and registered patent attorney. Al’s patent efforts focus on electrical, mechanical and chemical technologies.

Prior to joining Santangelo Law Offices in 2001, Al worked as an engineer in both the private and public sectors, as a law clerk for a civil litigation firm in Baltimore, Maryland, and as a judicial clerk for the Oregon State Courts in Multnomah County, Oregon. He is a member of both the Colorado and Oregon State Bars.

Al regularly advises clients relative to domestic and international patent protection, and prepares patent applications, technology-related agreements, and patent infringement and validity opinions. He also prepares and prosecutes trademark and copyright registration applications. Al also has experience with all aspect of intellectual property litigation.

In his spare time, Al enjoys guitar, working on his house, and climbing. He has biked across the United States, through-hiked the Appalachian Trail, and hopes to one day free climb Yosemite’s Astroman (although he says it might take him two).



Intellectual Property, Patents, Trademarks, Copyrights, Trade Secrets, Intellectual Property Licensing, Intellectual Property Litigation and Arbitration, Technology Law


B.S., Mechanical Engineering, Syracuse University, 1991.
M.S., Civil Engineering, Colorado State University, 1994.
J.D., University of Maryland, 1999.


United States Patent & Trademark Office
U.S. District Court for the District of Colorado
*Includes pro hac vice appearances


Larimer County Bar Association
Colorado Bar
Oregon State Bar



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Developed and executed aggressive offensive patent strategies to capture significant market-share from multi-billion dollar international competitor on behalf of an established research entity.

Drafted various freedom-to-operate as well as formal patent and invalidity opinions on behalf of various technology clients in fields such as biotechnology, solar power energy production and pharmaceutical manufacturing.

Interfered with, and terminated, multiple derivative patenting efforts of a top-five international oil company.

Assisted various clients with developing aggressive domestic and international patent strategies.

Coordinated third-party submissions with the United States Patent and Trademark Office as part of offensive patent strategy against direct multi-billion dollar competitor.

Represented various clients with respect to drafting and negotiating IP related agreements such as inventor and corporate assignments, intellectual property licenses, know-how and trade secret agreements, confidentiality/non-disclosure agreements as well as cease and desist letters and responses.

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