PQ holds 4 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology) with 2 filings. The WikiTrademarks Expansion Score is 8/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed September 23, 2026
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Sign in to claimHow is PQ filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
3 records| Date | From | To |
|---|---|---|
| Jun 1, 2016 |
PQ CORPORATION
|
WELLS FARGO BANK, NATIONAL ASSOCIATION,...
NEW YORK, NEW YORK
|
| Jun 1, 2016 |
PQ CORPORATION
|
CITIBANK, N.A., AS COLLATERAL AGENT
NEW YORK, NEW YORK
|
| Jun 1, 2016 |
PQ CORPORATION
|
CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH,...
NEW YORK, NEW YORK
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99397970 | PQ | Sep 17, 2025 | Registered | 016 Paper & Printed Goods | Patty Q's Jewelry Inc. |
| 99244771 | PQ | Jun 20, 2025 | Registered | 009 Electronics & Software 042 Science & Technology | Parqit Technologies LLC |
| 90883708 | PQ | Aug 15, 2021 | Pending | 009 Electronics & Software | Ma Ning |
| 86911048 | PQ | Feb 17, 2016 | Pending | 001 Chemicals 003 Cosmetics & Cleaning 040 Material Treatment 042 Science & Technology | PQ Corporation |
Weekly visibility reports showing how ChatGPT mentions PQ, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: PQ trademark portfolio
What trademarks does PQ hold?
PQ holds 4 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology), Class 9 (Electronics & Software), Class 1 (Chemicals). The most recent filings are registered to Patty Q's Jewelry Inc..
How many trademarks does PQ have at the USPTO?
WikiTrademarks tracks 4 USPTO trademark filings attributed to PQ. The brand has been actively filing since February 2016. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does PQ file most often?
PQ's most active class is NICE Class 42 (Science & Technology), with 2 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the PQ trademark?
The most recent filings under the PQ mark are registered to Patty Q's Jewelry Inc.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is PQ expanding into new categories?
The current WikiTrademarks Expansion Score for PQ is 8 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 PQ trademark filings?
Click the Watch Brand button at the top of this page to add PQ 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 PQ to another owner · Browse all NICE classes · Most valuable brands
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