The Founder’s "Sanity Check" Guide: DIY IP Search

The Founder’s “Sanity Check” Guide: DIY IP Search

Goal: Identify fatal “blockers” (obvious infringement) before you write code or print logos.

Time Required: ~30–60 Minutes.

⚠️ IMPORTANT DISCLAIMER:

This guide is for informational purposes only and does not constitute legal advice. These tools help you spot “red flags,” but they cannot guarantee that your idea is safe. A “clean” search here does not mean you won’t be sued. If you find something concerning, or if your product is high-risk (e.g., medical devices), consult an IP attorney.

Freedom to Operate (FTO) vs. Patentability: Finding “dead” patents or abandoned applications means you might be safe to sell your product (FTO), but those same patents count as “prior art,” meaning you likely cannot patent it yourself.
No Guarantees: These tools help you spot “red flags,” but a “clean” search here does not guarantee you won’t be sued. If you find something concerning, consult an IP attorney.

Part 1: The Brand Name Check (Trademarks)

Understanding “Likelihood of Confusion” (The Legal Standard)

For a trademark conflict to exist, the marks do not need to be identical. A “likelihood of confusion” exists when:

Similarity of Marks: The names are similar in sound, appearance, or meaning (e.g., “Apple” vs. “Aple”). Spelling differently or breaking a name as one word versus two words (e.g., “Quick Start” vs. “Quickstart” or “Kwik Start”) generally does not avoid conflict.
Similarity of Goods/Services: The products or services, while not identical, are related or could reasonably be perceived by consumers as coming from the same source (e.g., “Tesla” cars and “Tesla” battery storage are related, even though they are different products). If the consumer is likely to be mistaken about the source, there is confusion.

1. The “Common Law” Sweep (10 Mins)

In the US, you don’t need a registration to own a trademark; you just need to use it. You are looking for confusingly similar names in the same industry.

Google Search: Search “[Your Name]” + “software”, “[Your Name]” + “app”, and “[Your Name]” + [Your Industry].
Social & App Stores: Check Instagram/TikTok handles, Apple App Store, and Google Play.
Domain Name Check: Use common registrars (e.g., GoDaddy, Namecheap) to verify the exact .com domain is available. Also, check popular country-specific TLDs (e.g., .co, .io, .net) if applicable to your target market.

2. The Global & Federal Databases (15 Mins)

US Search (USPTO):USPTO Trademark Search
- Look for: “Live” marks with similar names in related classes (e.g., Class 9 for software).
Global Search (WIPO):WIPO Global Brand Database
- Use this: If you plan to expand internationally (EU, Canada, Asia).

3. The “Vertical” Search (Industry Specific) If you are in a regulated industry, check the specific government registry for that sector.

Alcohol: Check the TTB COLA Registry (Public Label Search).
Pharma: Check the FDA Orange Book for approved drug names.
FinTech: Check NMLS Consumer Access for licensed lenders.
Software: Search GitHub for open-source project names.
App Stores: Manually search the Apple App Store and Google Play.
Organic Food: Search USDA Organic Integrity DB
Cosmetics: Search FDA Cosmetics Direct
Check any database where you need to get your license, permit, or approvals.

Part 2: The Tech “Red Flag” Search (Patents)

You are looking for proof that your invention is already owned by someone else.

Step 1: AI First (The “Plain English” Scan)

Start here. It is faster and understands natural language better than government databases.

Tool: Perplexity Patents (or standard Perplexity with the prompt below).
Prompt:“I am acting as a patent researcher. Perform a prior art search for [describe your invention in 2 sentences]. Focus on patents filed in the last 10 years in the US. List the top 5 most similar existing patents and explain specifically why they might conflict.”

Step 2: Google Patents (The Deep Dive)

Tool: patents.google.com
Search: Use the keywords or specific patent numbers you found in Step 1.
The “Images” Trick: Switch to “thumbnails” view. Scan the diagrams. If a diagram looks exactly like your whiteboard drawing, open that patent immediately.

Step 3: The “Dead Patent” Check (Crucial)

If you find a patent that describes your idea exactly, check its Status.

The Status: Look for “Expired,” “Abandoned,” or “Withdrawn.”
Can I ignore it?
- YES, IF: It is truly dead and has no living “children.” You generally cannot be sued for infringing a dead patent.
- NO, IF (The “Zombie” Risk): Check the “Priority” or “Related Applications” tab. Did the inventor file a continuation or divisional patent claiming priority to this abandoned one? If a “child” patent is still alive, you are still at risk.

🚦 The Decision Matrix: What do I do with the results?

Traffic Light	What You Found	Action Step
🟢 Green	No direct matches found. Competitors exist, but they do it differently.	Proceed with Caution. You likely have “freedom to operate” for an MVP.
🟡 Yellow	You found a patent that is “Abandoned” but has a recent date (last 2-3 years).	Check Family. Ensure no “child” applications are still active. If clear, proceed.
🔴 Red	You found a Live patent that describes your exact invention, or a trademark for the exact same name in your industry.	Stop. Do not code. Do not launch. Pivot the feature or rename the company now while it’s cheap.

💡 Final Pro-Tip for the Team

“Don’t Read the Whole Patent.”

Patents are dense.

Read the Abstract (summary).
Review the Figures
If relevant, jump to the Claims (numbered list at the end).
In the claims if something is not clear look in the specification for how the terms are defined.

Conclusion: The Value of the First Hour

This DIY guide equips you to conduct a crucial, preliminary Intellectual Property (IP) screen. Your goal was not to replace a lawyer, but to complete the “sanity check”—to identify and avoid the most obvious, expensive mistakes before significant investment in development, marketing, or branding.

The 30-60 minutes you spent running these checks is the single cheapest and most effective insurance policy a founder can purchase. If you found a Red Light (🔴), you saved yourself potentially hundreds of thousands of dollars in legal fees and rebranding costs. If you found a Green Light (🟢), you have secured the initial confidence to move forward.

Next Steps:

Document Everything: Keep a record of all searches performed (date, tool, keywords, and results). This documentation is essential if you ever consult an IP attorney.
Consult an Expert: If your search yielded any yellow or red flags, or if you are moving into a highly competitive or regulated market, your next step must be to consult a qualified IP attorney. They possess the specialized tools and expertise to perform a full, professional clearance search and advise on strategic IP protection for your growing business.

Proceed with awareness, not fear. The best founders build on solid ground.

After completing your initial IP search and receiving a green light, we can help you take the next step toward full clearance. Call us today at (888) 666-0062 or click here to schedule your Initial Discovery and Strategy Session online. Let’s prioritize your IP budget the right way.

DISCLAIMER: The information contained in this article is for informational purposes only and is not legal advice or a substitute for obtaining legal advice from an attorney.