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Trenner Law Firm, LLC

Law Firm
4.9 (53 reviews)

About

Golden, Colorado patent attorney helping inventors protect their ideas. Covers software, electrical, mechanical, biotech, medical device, and consumer product patents. Guides clients through the patent process from concept to filing.

Specialties

AI and SoftwareElectricalMechanicalBiotechnologyMedical DevicesConsumer Products

Services

  • Patent Prosecution
  • Provisional Patent
  • Utility Patent
  • Design Patent
  • Patent Search
  • Office Actions
  • Patent Litigation
  • PCT International
  • Trademark

Reviews

Google Reviews
The Mixing Valve Connector Feb 2026

Mark got us through the entire process and we have our patent when a big DC firm said it was hopeless. He knows his business!

Mark Clemens Jan 2026

I found Mark Trenner of Trenner Law Firm, LLC to be the most confident and knowledgeable patent attorney I’ve had the pleasure to work with. This was my 4th patent attorney/agent and I’d definitely hi...

Mobile Salon Pros, LLC Nov 2025

So far, so good! Very kind, professional and knowledgeable in his area of expertise. Looking forward to working with this firm on developing an exciting idea I have!

Gisela Lanute Jul 2025

After consulting with several patent attorneys across multiple states, I chose to work with Mark Trenner. Mr. Trenner's professionalism and expertise exceeded all expectations. Mr. Trenner filed a pat...

Trevor R May 2025

I had a fantastic experience working with Mark from Trenner Law Firm. He was professional, respectful, and extremely knowledgeable. Mark took the time to explain everything clearly and made the entire...

Maslin Mellick Nov 2024

Mark is extremely informative, and helpful! Would recommend him to anyone.

Zak A Oct 2024

It's a plusher working with Mr. Trenner, I appreciate how simple and straight forward he keeps the process. I defiantly recommend his Law Firm and will be back to get future work, THANK YOU!!!.

Tyler Stitt Oct 2024

Mark took the time to chat with me and answer my questions thoroughly and honestly. Appreciated it very much.

Ryan Stroup Oct 2024

Mark did a great job assisting me with my trademark. At first, after applying on my own, my trademark was denied, but after an appeal through Mark they accepted it. If I were to do it all over again I...

arz Sep 2024

Very prompt and professional communication. If you are looking for straightforward, no-surprises law services, this is the firm!

Heather Mar 2024

Deeply appreciate the sage advise and info I received from Mark Trenner and the time he took to speak with me about a sensitive legal concern I wanted to better understand. He shared some brilliant id...

Sam Scott Mar 2024

Trenner Law Firm is great to work with, and Mark is very helpful walking you through the process of filing all the necessary paperwork that accompanies patent applications. I believe they provide good...

Ben Weeda Feb 2024

Exactly what I needed at this point in my business as I look to grow and confront potential IP issues. Thanks Mark!

Rex Deitesfeld Dec 2023

As a designer finding a good patent attorney is a challenge. You hire one for their patent acumen but also their ability to translate your idea into a tangible asset that encompasses not only the orig...

Kevin Fetty Dec 2023

I was shocked that Mark actually responded almost immediately and on a Sunday! He was very helpful and actually gave me another lawyer referral who could better help me with what I need! I would recom...

Zach Rosato Nov 2023

Mark was extremely helpful, knowledgeable and friendly. It was a refreshing experience for me as typical interactions with lawyers are not as pleasant and usually focus on “billable rate” instead of y...

Wes Owen Nov 2023

This is family, our success is due to the diligent work by Mark and Lisa. Thank You does not reflect the magnitude of our appreciation.

scott mullin Jul 2023

This was my first attempt with a patent, Mark was very patient with all my questions and concerns. He walked me through the whole process from the provisional patent to the utility patent final stages...

Estimated Pricing

Provisional Patent $4,035 National Average
Non-Provisional Patent $9,086 National Average
Flat Fee & Hourly
Patent Search $500

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