ADDENDUM holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 10 (Medical Devices) with 1 filings. The WikiTrademarks Expansion Score is 1/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 14, 2026
Own this brand? Claim the profile to add your logo, story, and website.
Sign in to claimHow is ADDENDUM 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 |
|---|---|---|---|---|---|
| 97786748 | ADDENDUM | Feb 08, 2023 | Registered | 010 Medical Devices | Merit Medical Systems, Inc. |
Weekly visibility reports showing how ChatGPT mentions ADDENDUM, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: ADDENDUM trademark portfolio
What trademarks does ADDENDUM hold?
ADDENDUM holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 10 (Medical Devices). The most recent filings are registered to Merit Medical Systems, Inc..
How many trademarks does ADDENDUM have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to ADDENDUM. The brand has been actively filing since February 2023. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does ADDENDUM file most often?
ADDENDUM's most active class is NICE Class 10 (Medical Devices), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the ADDENDUM trademark?
The most recent filings under the ADDENDUM mark are registered to Merit Medical Systems, Inc.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is ADDENDUM expanding into new categories?
The current WikiTrademarks Expansion Score for ADDENDUM is 1 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 ADDENDUM trademark filings?
Click the Watch Brand button at the top of this page to add ADDENDUM 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 ADDENDUM to another owner · Browse all NICE classes · Most valuable brands