LEAFZERO holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 19 (Building Materials) with 1 filings. The WikiTrademarks Expansion Score is 1/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed October 27, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
1 record| Date | From | To |
|---|---|---|
| Mar 6, 2017 |
KILLIAN, ARTHUR J, JR
|
KILLIAN GLOBAL CORPORATION
SANDUSKY, OHIO
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 87064871 | LEAFZERO | Jun 08, 2016 | Pending | 019 Building Materials | KILLIAN GLOBAL CORPORATION |
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FAQ: LEAFZERO trademark portfolio
What trademarks does LEAFZERO hold?
LEAFZERO holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 19 (Building Materials). The most recent filings are registered to KILLIAN GLOBAL CORPORATION.
How many trademarks does LEAFZERO have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to LEAFZERO. The brand has been actively filing since June 2016. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does LEAFZERO file most often?
LEAFZERO's most active class is NICE Class 19 (Building Materials), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the LEAFZERO trademark?
The most recent filings under the LEAFZERO mark are registered to KILLIAN GLOBAL CORPORATION. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is LEAFZERO expanding into new categories?
The current WikiTrademarks Expansion Score for LEAFZERO 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 LEAFZERO trademark filings?
Click the Watch Brand button at the top of this page to add LEAFZERO 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.
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