DIALOG holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology) 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
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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 |
|---|---|---|---|---|---|
| 79381820 | DIALOG | Sep 05, 2023 | Pending | 007 Machinery 009 Electronics & Software | Herrmann Ultraschalltechnik GmbH & Co. KG |
| 74239238 | DIALOG | Jan 16, 1992 | Abandoned | 038 Telecommunications | PROQUEST LLC |
| 73002216 | DIALOG | Sep 28, 1973 | Abandoned | 042 Science & Technology | PROQUEST LLC |
Weekly visibility reports showing how ChatGPT mentions DIALOG, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: DIALOG trademark portfolio
What trademarks does DIALOG hold?
DIALOG holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology), Class 38 (Telecommunications), Class 7 (Machinery). The most recent filings are registered to Herrmann Ultraschalltechnik GmbH & Co. KG.
How many trademarks does DIALOG have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to DIALOG. The brand has been actively filing since September 1973. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does DIALOG file most often?
DIALOG's most active class is NICE Class 42 (Science & Technology), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the DIALOG trademark?
The most recent filings under the DIALOG mark are registered to Herrmann Ultraschalltechnik GmbH & Co. KG. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is DIALOG expanding into new categories?
The current WikiTrademarks Expansion Score for DIALOG 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 DIALOG trademark filings?
Click the Watch Brand button at the top of this page to add DIALOG 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 DIALOG to another owner · Browse all NICE classes · Most valuable brands