Best Patent & Trademark Attorneys near Tustin, CA

These firms serve Tustin from nearby bases in towns including Irvine, Newport Beach and Orange.

24 firms listed · 1 open weekends · 21 rated 4.5+ · 1 shows a license

Data verified October 15, 2026

Innovent Law

Innovent Law

(47)
  • Intellectual Property
  • Call
  • Resource
“When we need to trust another attorney to help one of our clients with their patent, trademark or copyright needs, Intellectual Property lawyer, Karima Gulick, is always one of the smart lawyers we recommend.”
Transparent Fees & Pricing
Free Initial Consultation
In Business Since 2018
BBB Accredited
Aliso Viejo, CA · 11 mi from Tustin
i
OC Patent Lawyer

OC Patent Lawyer

(50)
  • Honest
  • Understanding
  • Product
“Today was really awesome “ I spoke to James Yang a excellent Patten Attorney n we spoke about the matter n was more than helpful with important information n when out of his way to help me get started .”
Free Initial Consultation
In Business Since 2009
Accepts All Major Credit Cards
Irvine, CA · 4 mi from Tustin
i
Innovation Capital Law Group

Innovation Capital Law Group

(50)
  • Knowledge
  • Law Firm
  • Information
“Vic and ICL have successfully prosecuted several of my patents from prior art and provisional through OA and issuance, including reviving one application where a previous attorney had failed.”
Offers Financing Options
Coupons & Offers
In Business Since 2010
Transparent Fees & Pricing
Irvine, CA · 4 mi from Tustin
i
Sari Law Firm

Sari Law Firm

(50)
  • Expertise
  • Legal Representation
  • Patent Infringement
“From the very beginning, He took the time to listen to my concerns and answer all of my questions, putting me at ease and providing me with a sense of confidence that everything would be okay.”
Free Initial Consultation
Santa Ana, CA · 4 mi from Tustin
i
Rhema Law Group

Rhema Law Group

(24)
  • Company
  • Questions
  • Law Firm
“John is no doubt intelligent, professional, kind and extremely patient as he takes his time to explain everything in detail to ensure his clients fully understand of what's going on.”
Accepts All Major Credit Cards
In Business Since 2010
BBB Rating: A+
Irvine, CA · 4 mi from Tustin
i
Shimokaji IP

Shimokaji IP

(38)
  • Quality
  • Provisional Application
  • Questions
“I have used Michael and his firm to handle many high tech IP matters (engineering to medical devices) over the last few years and have been greatly impressed with the quality and efficiency of the work performed.”
In Business Since 2003
Free Initial Consultation
Irvine, CA · 4 mi from Tustin
i

The 24 firms listed for Tustin, CA handle patent, trademark, copyright and trade secret work for clients. What each says about its technical fields and filing practice comes from its own website; ratings come from public reviews.

Area overview: Tustin, CA

The 24 firms on this page are rated from 4.0 to 5.0 across 568 reviews; 4 have 50 or more reviews and 21 are rated 4.5 or higher. When clients rate these firms on specific qualities, they most often praise professionalism (100%), responsiveness (84%) and quality (81%). The topics that come up most in reviews of the firms on this page are "knowledge", "expertise" and "communication". 1 is open on Saturdays. The practice areas the firms on this page list most often on their websites are patents (4), trademarks (3), copyrights (2), corporate law (2) and licensing (2). 1 shows a license on its website and 1 has a BBB rating of A or A+. 21 have ten or more years of experience, the longest 27 years. 1 offers payment plans; 9 offer a free initial consultation and 1 lists coupons or special offers. We have a website on file for all 24 of the firms on this page; 21 publish a contact page; 16 list a public email and 3 take bookings online. We count these figures across the firms on this page; hours and prices change, so confirm the details with the firm before you book a consultation.

Which patent firms listed for Tustin list their technical fields online?

Websites are recorded for all 24 patent firms shown here. Such practices normally name the technologies they cover, from mechanical and software through to chemistry and life sciences. That match is the most useful filter available, because an attorney has to understand the invention before drafting a claim about it.

Seaton Law Group

Seaton Law Group

(33)
  • Questions
  • Negotiations
  • Industry
“I do not hesitate to refer Barry to a client who requires advice regarding the preparation and registration of a trademark or copyright application or any other problem involving their intellectual property.”
In Business Since 2004
Free Initial Consultation
Irvine, CA · 4 mi from Tustin
i
Cionca IP

Cionca IP

(28)
  • Law Firm
  • Call
  • Work
“We never miss deadlines, all of our trademarks and patents are organized in a nice portfolio for us and we are able to join phone calls with the USPTO to be a part of the process and understand how it works.”
In Business Since 2013
Transparent Fees & Pricing
Irvine, CA · 4 mi from Tustin
i
Jafari Law Group

Jafari Law Group

(31)
  • Legal Representation
  • Team
  • Idea
“Is the best lawyer I ever met responsible and 100% assurance I recommend him a lot he helped me with the very difficult case he resolves everything I recommend the law firm definitely.”
Free Initial Consultation
In Business Since 2005
Accepts All Major Credit Cards
Irvine, CA · 4 mi from Tustin
i
Camuti Law Group APC

Camuti Law Group APC

(15)
  • Communication
  • Trademark
  • Intellectual Property
“Not only is Nate a pro's pro when it comes to communication and client service, but the man is so deeply knowledgeable in IP law, and has been a tireless (and proactive) advocate for my company.”
In Business Since 2016
Free Initial Consultation
Irvine, CA · 4 mi from Tustin
i
IDP Patent Services

IDP Patent Services

(2)
“For example, no one would warrant that a 'prior art' search would actually locate pertinent prior art, however, they would all be willing to represent me, at their customary rates, from any difficulties I might face should they have missed anything, ...”
Transparent Fees & Pricing
Free Initial Consultation
In Business Since 2012
Licensed
Irvine, CA · 4 mi from Tustin
i
Cartee

Cartee

(9)
  • Case
“Other legal services did not want to submit names or marks that they felt would be a challenge; instead they wanted to suggest coming up with other solutions that would be easy to get approved.”
In Business Since 2008
Orange, CA · 5 mi from Tustin
i
Karich & Associates, Patent Law

Karich & Associates, Patent Law

(12)
  • Asset
  • Strategic
  • Design Patent
“Through his vast knowledge, Eric Karich ensures that each client is given a clear pathway towards successful resolution of their patent-related legal issues.”
In Business Since 1999
Huntington Beach, CA · 11 mi from Tustin
i
The Law Office of Austin Bonderer, Patent Attorney

The Law Office of Austin Bonderer, Patent Attorney

(10)
  • Knowledge
  • Trademark
“He made the processes easy to understand, was clear on potential challenges that my company might face and gave clear and precise guidance on how to best protect my company, domestically and abroad.”
In Business Since 2005
Fullerton, CA · 13 mi from Tustin
i
Fish IP Law

Fish IP Law

(5)
  • Patents
“I have worked with Bob Fish for 20 years and have been very pleased with the legal advice he has provided and the patents that he has acquired for me and my various companies, including Aspen Medical Products.”
In Business Since 2007
Irvine, CA · 4 mi from Tustin
i
Eric B. Alspaugh

Eric B. Alspaugh

(1)
“Eric is super responsive and quickly cares for all of our needs including contracts, documents, new business filings, and legal advice.”
In Business Since 2008
Free Initial Consultation
Irvine, CA · 4 mi from Tustin
i
Michael Ahmadshahi, Phd, Law Offices

Michael Ahmadshahi, Phd, Law Offices

(12)
  • Confident
  • Patient
  • Questions
“He took a million dollar case for us and finished it beautifully and it was in the worse time of our business and turned it around.”
In Business Since 2005
Newport Beach, CA · 9 mi from Tustin
i
Neek Law Firm

Neek Law Firm

(3)
“Lastly, he performed an Independent Contractor/Non-Disclosure/Intellectual Property all-in-one agreement for any independent contractors we hire to make sure that whatever work they do for us legally belongs to us for use in our products.”
In Business Since 2013
Newport Beach, CA · 9 mi from Tustin
i
Plager Schack

Plager Schack

(3)
“Amazing views !”
In Business Since 2008
Huntington Beach, CA · 11 mi from Tustin
i
Call & Jensen

Call & Jensen

(1)
“Scott Shaw is a Super Lawyer”
In Business Since 2001
Newport Beach, CA · 9 mi from Tustin
i
Dwight Law Group

Dwight Law Group

(1)
“Keeps promises and follows through.”
In Business Since 2003
Irvine, CA · 4 mi from Tustin
i
Barthcalderon

Barthcalderon

(7)
  • Price
  • Asset
  • Services
“We had an excellent experience from start to finish, very thorough and knowledgeable about the process and all the details along the way, we are very pleased with the outcome.”
In Business Since 2012
Orange, CA · 5 mi from Tustin
i
Burns Patent Law

Burns Patent Law

(2)
“They were very helpful to show I was not infringing on a patent that should have never been issued for such a common design you can find in any hardware store.”
In Business Since 2020
Aliso Viejo, CA · 11 mi from Tustin
i
One

One

(1)
“Just want to thank Hannah Vradenburgh for taking the time with me to talk in regards to legal matters.”
In Business Since 2009
Newport Beach, CA · 9 mi from Tustin
i

Patent Preparation and Prosecution Legal Services in Tustin, CA Cost Estimates

Minimum cost
$677
Maximum cost
$16907
National Average
$2931
Avg Per Hour Rates
$381
$1691
$5073
Typical price range is based on 293 cost profiles
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Average Cost $2931
Minimum cost $677
Maximum cost $16907
Avg Per Hour Rates $381

Typical range $1691 to $5073 is based on 293 cost profiles.

Why these companies made our list

What clients say about firms near Tustin

  • “From my initial consultation call up until I received my trademarks, Karima and Desiree have been welcoming, responsive, and timely.” — client of Innovent Law
  • “Nate and his team are wonderful! They helped me with a couple of trademarks and level of professionalism, attention to detail, and communication was excellent.” — client of Camuti Law Group APC
  • “John was a pleasure to work with. He was very responsive and knowledgeable about his expertise in applying a trademark for our business.” — client of Rhema Law Group
  • “Michael Shimokaji worked on my patent. He answered all my questions expeditiously as each step of the filing process was being made and trust me I had a lot!” — client of Shimokaji IP
  • “Very responsive and providing real time updates at every step until he fully solved our trademark issue with another party.” — client of Sari Law Firm

Excerpts from public reviews of the firms listed on this page.

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