PROQUEST holds 8 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology) with 4 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
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Sign in to claimHow is PROQUEST filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
3 records| Date | From | To |
|---|---|---|
| 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
|
| Oct 30, 2014 |
MORGAN STANLEY SENIOR FUNDING, INC., AS...
|
PROQUEST LLC
BETHESDA, MARYLAND
EBRARY
MOUNTAIN VIEW, CALIFORNIA
DIALOG LLC
ANN ARBOR, MICHIGAN
CAMBRIDGE SCIENTIFIC ABSTRACTS, LIMITED...
BETHESDA, MARYLAND
PROQUEST INFORMATION AND LEARNING LLC
ANN ARBOR, MICHIGAN
|
| Oct 24, 2014 |
PROQUEST LLC
EBRARY
PROQUEST LP
DIALOG LLC
|
BANK OF AMERICA, N.A., AS COLLATERAL AGE...
CHARLOTTE, NORTH CAROLINA
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 85351153 | PROQUEST | Jun 20, 2011 | Abandoned | 009 Electronics & Software | ProQuest LLC |
| 85351158 | PROQUEST | Jun 20, 2011 | Abandoned | 038 Telecommunications 039 Transport & Storage 042 Science & Technology | ProQuest LLC |
| 85351162 | PROQUEST | Jun 20, 2011 | Abandoned | 041 Education & Entertainment | ProQuest LLC |
| 85351167 | PROQUEST | Jun 20, 2011 | Abandoned | 042 Science & Technology | ProQuest LLC |
| 85303455 | PROQUEST | Apr 25, 2011 | Abandoned | 009 Electronics & Software | ProQuest LLC |
| 76063560 | PROQUEST | May 23, 2000 | Abandoned | 039 Transport & Storage 041 Education & Entertainment | PROQUEST LLC |
| 75783585 | PROQUEST | Aug 24, 1999 | Abandoned | 042 Science & Technology | PROQUEST LLC |
| 74044722 | PROQUEST | Apr 02, 1990 | Abandoned | 042 Science & Technology | PROQUEST LLC |
Weekly visibility reports showing how ChatGPT mentions PROQUEST, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: PROQUEST trademark portfolio
What trademarks does PROQUEST hold?
PROQUEST holds 8 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology), Class 39 (Transport & Storage), Class 41 (Education & Entertainment). The most recent filings are registered to ProQuest LLC.
How many trademarks does PROQUEST have at the USPTO?
WikiTrademarks tracks 8 USPTO trademark filings attributed to PROQUEST. The brand has been actively filing since April 1990. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does PROQUEST file most often?
PROQUEST's most active class is NICE Class 42 (Science & Technology), with 4 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the PROQUEST trademark?
The most recent filings under the PROQUEST 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 PROQUEST expanding into new categories?
The current WikiTrademarks Expansion Score for PROQUEST 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 PROQUEST trademark filings?
Click the Watch Brand button at the top of this page to add PROQUEST 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 PROQUEST to another owner · Browse all NICE classes · Most valuable brands