MCMASTER holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology) with 2 filings. The WikiTrademarks Expansion Score is 10/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed September 16, 2026
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Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99823724 | MCMASTER | May 14, 2026 | Registered | 042 Science & Technology | MCMASTER-CARR SUPPLY COMPANY |
| 99552360 | MCMASTER | Dec 17, 2025 | Registered | 009 Electronics & Software 035 Advertising & Business 042 Science & Technology | MCMASTER-CARR SUPPLY COMPANY |
Weekly visibility reports showing how ChatGPT mentions MCMASTER, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: MCMASTER trademark portfolio
What trademarks does MCMASTER hold?
MCMASTER holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology), Class 9 (Electronics & Software), Class 35 (Advertising & Business). The most recent filings are registered to MCMASTER-CARR SUPPLY COMPANY.
How many trademarks does MCMASTER have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to MCMASTER. The brand has been actively filing since December 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does MCMASTER file most often?
MCMASTER's most active class is NICE Class 42 (Science & Technology), with 2 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the MCMASTER trademark?
The most recent filings under the MCMASTER mark are registered to MCMASTER-CARR SUPPLY COMPANY. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is MCMASTER expanding into new categories?
The current WikiTrademarks Expansion Score for MCMASTER is 10 out of 100, which is low — the brand is focused on defending its existing categories rather than expanding. The score combines NICE class breadth, filing velocity, and the rate of cross-class movement from the brand's filing history.
How can I track new MCMASTER trademark filings?
Click the Watch Brand button at the top of this page to add MCMASTER to your Watchlist. New filings show up on your WikiTrademarks dashboard within 24 to 48 hours of being public, alongside any class expansions, status changes, or assignment events.
More on this portfolio: Compare MCMASTER to another owner · Browse all NICE classes · Most valuable brands
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