PROFESSOR CHALLENGER holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software) with 1 filings. The WikiTrademarks Expansion Score is 7/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 15, 2026
Own this brand? Claim the profile to add your logo, story, and website.
Sign in to claimHow is PROFESSOR CHALLENGER filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 79391118 | PROFESSOR CHALLENGER | Jan 31, 2024 | Registered | 009 Electronics & Software 016 Paper & Printed Goods 018 Leather Goods & Luggage 025 Clothing & Footwear 028 Games & Toys | Conan Doyle Estate Limited |
Weekly visibility reports showing how ChatGPT mentions PROFESSOR CHALLENGER, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: PROFESSOR CHALLENGER trademark portfolio
What trademarks does PROFESSOR CHALLENGER hold?
PROFESSOR CHALLENGER holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software), Class 16 (Paper & Printed Goods), Class 18 (Leather Goods & Luggage). The most recent filings are registered to Conan Doyle Estate Limited.
How many trademarks does PROFESSOR CHALLENGER have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to PROFESSOR CHALLENGER. The brand has been actively filing since January 2024. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does PROFESSOR CHALLENGER file most often?
PROFESSOR CHALLENGER's most active class is NICE Class 9 (Electronics & Software), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the PROFESSOR CHALLENGER trademark?
The most recent filings under the PROFESSOR CHALLENGER mark are registered to Conan Doyle Estate Limited. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is PROFESSOR CHALLENGER expanding into new categories?
The current WikiTrademarks Expansion Score for PROFESSOR CHALLENGER is 7 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 PROFESSOR CHALLENGER trademark filings?
Click the Watch Brand button at the top of this page to add PROFESSOR CHALLENGER 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 PROFESSOR CHALLENGER to another owner · Browse all NICE classes · Most valuable brands
Community notes
0 notesShare what you know about PROFESSOR CHALLENGER and help the next person researching it.