LIF-LOK holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 6 (Metal Goods) 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 17, 2026
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Sign in to claimHow is LIF-LOK 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 10, 2026 |
COLUMBUS MCKINNON CORPORATION
MAGNETEK, INC.
YALE INDUSTRIAL PRODUCTS, INC.
DORNER MFG. CORP.
HARRINGTON HOISTS, INC.
FKI INDUSTRIES INC.
PEERLESS INDUSTRIAL GROUP, INC.
PEERLESS CHAIN COMPANY
THE CROSBY GROUP LLC
|
JPMORGAN CHASE BANK, N.A.
CHICAGO, ILLINOIS
|
| Feb 4, 2026 |
COLUMBUS MCKINNON CORPORATION
MAGNETEK, INC.
YALE INDUSTRIAL PRODUCTS, INC.
DORNER MFG. CORP.
HARRINGTON HOISTS, INC.
FKI INDUSTRIES INC.
PEERLESS INDUSTRIAL GROUP, INC.
PEERLESS CHAIN COMPANY
THE CROSBY GROUP LLC
|
WILMINGTON TRUST, NATIONAL ASSOCIATION
MINNEAPOLIS, MINNESOTA
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 74073581 | LIF-LOK | Jun 28, 1990 | Abandoned | 006 Metal Goods | THE CROSBY GROUP LLC |
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FAQ: LIF-LOK trademark portfolio
What trademarks does LIF-LOK hold?
LIF-LOK holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 6 (Metal Goods). The most recent filings are registered to THE CROSBY GROUP LLC.
How many trademarks does LIF-LOK have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to LIF-LOK. The brand has been actively filing since June 1990. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does LIF-LOK file most often?
LIF-LOK's most active class is NICE Class 6 (Metal Goods), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the LIF-LOK trademark?
The most recent filings under the LIF-LOK mark are registered to THE CROSBY GROUP LLC. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is LIF-LOK expanding into new categories?
The current WikiTrademarks Expansion Score for LIF-LOK 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 LIF-LOK trademark filings?
Click the Watch Brand button at the top of this page to add LIF-LOK 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 LIF-LOK to another owner · Browse all NICE classes · Most valuable brands
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