PROP-LOCK holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 7 (Machinery) with 2 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 15, 2026
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Sign in to claimHow is PROP-LOCK filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
7 records| Date | From | To |
|---|---|---|
| Jan 4, 2017 |
CARLSON SYSTEMS, LLC
CARLSON SYSTEMS HOLDINGS, INC.
|
SOUTHERNCARLSON, INC.
OMAHA, NEBRASKA
|
| Aug 1, 2016 |
PNC BANK, NATIONAL ASSOCIATION
|
CARLSON SYSTEMS HOLDINGS, INC.
OMAHA, NEBRASKA
CARLSON SYSTEMS, LLC
OMAHA, NEBRASKA
|
| Jul 27, 2016 |
FIDUS MEZZANINE CAPITAL II, L.P.
|
CARLSON SYSTEMS HOLDINGS, INC.
OMAHA, NEBRASKA
CARLSON SYSTEMS, LLC
OMAHA, NEBRASKA
|
| Jul 26, 2016 |
CARLSON SYSTEMS HOLDINGS, INC.
CARLSON SYSTEMS, LLC
INTERCHANGE BRANDS, LLC
KENTEC, INC.
SOUTHERN FASTENING SYSTEMS, LLC
NAILZONE, LLC
FASTENER HOLDINGS, INC.
|
CORTLAND CAPITAL MARKET SERVICES LLC
CHICAGO, ILLINOIS
|
| Nov 25, 2014 |
CARLSON SYSTEMS, LLC
CARLSON SYSTEMS HOLDINGS, INC.
|
PNC BANK, NATIONAL ASSOCIATION
PITTSBURGH, PENNSYLVANIA
|
| Nov 21, 2014 |
CARLSON SYSTEMS HOLDINGS, INC.
CARLSON SYSTEMS, LLC
|
FIDUS MEZZANINE CAPITAL II, L.P.
EVANSTON, ILLINOIS
|
| Oct 1, 2014 |
ASSOCIATED BANK, NATIONAL ASSOCIATION, A...
|
CARLSON SYSTEMS HOLDINGS, INC.
OMAHA, NEBRASKA
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 85384743 | PROP-LOCK | Jul 29, 2011 | Pending | 007 Machinery | SOUTHERNCARLSON, INC. |
| 85384812 | PROP-LOCK | Jul 29, 2011 | Pending | 007 Machinery | Carlson Systems Holdings, Inc. |
Weekly visibility reports showing how ChatGPT mentions PROP-LOCK, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: PROP-LOCK trademark portfolio
What trademarks does PROP-LOCK hold?
PROP-LOCK holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 7 (Machinery). The most recent filings are registered to SOUTHERNCARLSON, INC..
How many trademarks does PROP-LOCK have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to PROP-LOCK. The brand has been actively filing since July 2011. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does PROP-LOCK file most often?
PROP-LOCK's most active class is NICE Class 7 (Machinery), with 2 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the PROP-LOCK trademark?
The most recent filings under the PROP-LOCK mark are registered to SOUTHERNCARLSON, INC.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is PROP-LOCK expanding into new categories?
The current WikiTrademarks Expansion Score for PROP-LOCK 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 PROP-LOCK trademark filings?
Click the Watch Brand button at the top of this page to add PROP-LOCK 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 PROP-LOCK to another owner · Browse all NICE classes · Most valuable brands
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