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Cashman Law Firm, PLLC

Law Firm
5 (41 reviews)

About

Houston-based patent and copyright litigation firm. Handles IP enforcement, patent infringement cases, and copyright disputes for inventors and businesses.

Specialties

AI and SoftwareElectricalMechanicalConsumer Products

Services

  • Patent Prosecution
  • Provisional Patent
  • Utility Patent
  • Design Patent
  • Office Actions
  • Patent Litigation
  • Trademark
  • Copyright
  • Trade Secret
  • Licensing
  • Free Consultation

Reviews

Google Reviews
tuan12321 Sep 2025

Robert is excellent at what he does and takes the time to talk through your specific situation. He will help propose thoughtfully plan out strategies to achieve optimal outcomes.

K Feb 2026

Rob is truly the first attorney everyone should talk to for legal matters! I had discussed my case with several attorneys before finding Rob, and Rob was the only one who clearly explained the process...

Dan Whaley Sep 2024

If you have any doubt about whether you should work with Rob, let this review dispel those doubts! Rob has been in this field working these kinds of cases for over 20 years and most importantly he is...

Nick Bibbs Jul 2024

Rob took the time to speak to me regarding my case, and was very informative as to my options in proceeding. He went above and beyond in providing information, and clearly is passionate about helping ...

Tim Mar 2022

Mr. Cashman provided me with extensive free legal consultation in dealing with a particular "copyright troll". All I can say is please do your due diligence when dealing with these people, particularl...

John Mar 2022

Rob Cashman was extremely helpful, informative, and patient with me when I was hit with a copyright lawsuit. While I ultimately chose different representation, it was not an easy choice as Rob spent a...

BakingHotStocks Mar 2022

If anyone is ever in need of a lawyer who is knowledgable, trustworthy, ethical and understanding, Rob is that guy. Rob is not only the best lawyer I've ever met but one of the nicest human beings I'v...

Jack Greiner Feb 2022

Speaking with Rob was a great experience and I really appreciate his knowledge and expertise in the subject of copywrite law. He was very understanding of my situation, and explained to me clearly an...

jack orange Feb 2022

I cant begin to express how much admiration I have for Rob. The most honest, informative lawyer I have ever met but also one of the most kind hearted person I have met. Thanks again! A+++ 10 out of 1...

John N Feb 2022

The Cashman Law Firm is amazing. Rob is super helpful and knowledgeable. I would highly recommend hiring them.

Robert Henley Jan 2022

I contacted Mr. Cashman upon receiving a copy of a subpoena to my IP for disclosure of my identity by virtue of alleged copyright infringement(s). Mr. Cashman provide a free consultation and obtaine...

Name Withheld Jun 2021

Today I received notification from my cable company about a subpoena for information for IP addresses related to copyright infringement. Just a few searches lead me to contact Cashman Law Firm. I was ...

Tony Z May 2021

Mr. Cashman was recommended to me and I contacted him looking to find a lawyer to defend me in a case. Not only did he spent a lot of time walking me through my options, but he even referred me to an...

Reginald Brown Apr 2021

One of the best decisions I've ever made was reaching out to the Cashman Law Firm, PLLC. As others have stated, before speaking with Rob I was a nervous wreck, feeling alone and hopeless. I knew th...

Karen Jan 2021

I received notice of a copyright violation case and being completely confused, I panicked and called multiple lawyers before finding Rob. It is a very boring & common case for attorneys, but to me it ...

Tom Zhu Oct 2020

I have an urgent copyright violation case and need counsel. Mr. Cashman has a website dedicated to this topic. I emailed him and he immediately responded to my request. Despite his busy schedule, he c...

Stanley Kim May 2020

my initial consultation was great!! straight to the point and no nonsense. Mr Cashman knew exactly what i wanted to hear and was able to help me exponentially!

Studio-Coast Kid Jan 2020

Mr. Cashman's "Rob" Knowledge, Professionalism and Sensetivity to my case far exceeded my expectation.

Jase Yiu Aug 2019

I wasn't able to afford his service so I went with another attorney, but I appreciate the time he took to briefly explain the situation.

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