MAPLE LEAF DIAMONDS holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 14 (Jewelry & Watches) 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 July 5, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 78306860 | MAPLE LEAF DIAMONDS | Sep 29, 2003 | Abandoned | 014 Jewelry & Watches 035 Advertising & Business | CORONA JEWELLERY COMPANY LTD. |
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FAQ: MAPLE LEAF DIAMONDS trademark portfolio
What trademarks does MAPLE LEAF DIAMONDS hold?
MAPLE LEAF DIAMONDS holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 14 (Jewelry & Watches), Class 35 (Advertising & Business). The most recent filings are registered to CORONA JEWELLERY COMPANY LTD..
How many trademarks does MAPLE LEAF DIAMONDS have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to MAPLE LEAF DIAMONDS. The brand has been actively filing since September 2003. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does MAPLE LEAF DIAMONDS file most often?
MAPLE LEAF DIAMONDS's most active class is NICE Class 14 (Jewelry & Watches), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the MAPLE LEAF DIAMONDS trademark?
The most recent filings under the MAPLE LEAF DIAMONDS mark are registered to CORONA JEWELLERY COMPANY LTD.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is MAPLE LEAF DIAMONDS expanding into new categories?
The current WikiTrademarks Expansion Score for MAPLE LEAF DIAMONDS 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 MAPLE LEAF DIAMONDS trademark filings?
Click the Watch Brand button at the top of this page to add MAPLE LEAF DIAMONDS 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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