SIRS holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 38 (Telecommunications) with 1 filings. The WikiTrademarks Expansion Score is 0/100, 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 SIRS filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
2 records| Date | From | To |
|---|---|---|
| Feb 6, 2017 |
PROQUEST LLC
EX LIBRIS (USA) INC.
|
BANK OF AMERICA, N.A., AS COLLATERAL AGE...
CHICAGO, ILLINOIS
|
| Dec 17, 2015 |
PROQUEST LP
PROQUEST LLC
DIALOG LLC
EBRARY
EX LIBRIS (USA) INC.
|
BANK OF AMERICA, N.A. AS COLLATERAL AGEN...
CHARLOTTE, NORTH CAROLINA
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 86563326 | SIRS | Mar 13, 2015 | Abandoned | 042 Science & Technology | ProQuest LLC |
| 86562113 | SIRS | Mar 12, 2015 | Abandoned | 038 Telecommunications 041 Education & Entertainment | ProQuest LLC |
Weekly visibility reports showing how ChatGPT mentions SIRS, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: SIRS trademark portfolio
What trademarks does SIRS hold?
SIRS holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 38 (Telecommunications), Class 41 (Education & Entertainment), Class 42 (Science & Technology). The most recent filings are registered to ProQuest LLC.
How many trademarks does SIRS have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to SIRS. The brand has been actively filing since March 2015. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does SIRS file most often?
SIRS's most active class is NICE Class 38 (Telecommunications), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the SIRS trademark?
The most recent filings under the SIRS mark are registered to ProQuest LLC. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SIRS expanding into new categories?
The current WikiTrademarks Expansion Score for SIRS is 0 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 SIRS trademark filings?
Click the Watch Brand button at the top of this page to add SIRS 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 SIRS to another owner · Browse all NICE classes · Most valuable brands