KRF holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 1 (Chemicals) 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 15, 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 |
|---|---|---|
| Feb 19, 2026 |
JSR CORPORATION
|
JICC-02 CO., LTD.
MINATO-KU, TOKYO
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 75041854 | KRF | Jan 11, 1996 | Abandoned | 001 Chemicals | JICC-02 CO., LTD. |
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FAQ: KRF trademark portfolio
What trademarks does KRF hold?
KRF holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 1 (Chemicals). The most recent filings are registered to JICC-02 CO., LTD..
How many trademarks does KRF have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to KRF. The brand has been actively filing since January 1996. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does KRF file most often?
KRF's most active class is NICE Class 1 (Chemicals), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the KRF trademark?
The most recent filings under the KRF mark are registered to JICC-02 CO., LTD.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is KRF expanding into new categories?
The current WikiTrademarks Expansion Score for KRF 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 KRF trademark filings?
Click the Watch Brand button at the top of this page to add KRF 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 KRF to another owner · Browse all NICE classes · Most valuable brands
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