DIESEL 40 - THE ENGINE CONDITIONER holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 4 (Lubricants & Fuels) 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.
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 74657142 | DIESEL 40 - THE ENGINE CONDITIONER | Mar 17, 1995 | Abandoned | 004 Lubricants & Fuels | OIL-CHEM RESEARCH CORP. |
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FAQ: DIESEL 40 - THE ENGINE CONDITIONER trademark portfolio
What trademarks does DIESEL 40 - THE ENGINE CONDITIONER hold?
DIESEL 40 - THE ENGINE CONDITIONER holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 4 (Lubricants & Fuels). The most recent filings are registered to OIL-CHEM RESEARCH CORP..
How many trademarks does DIESEL 40 - THE ENGINE CONDITIONER have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to DIESEL 40 - THE ENGINE CONDITIONER. The brand has been actively filing since March 1995. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does DIESEL 40 - THE ENGINE CONDITIONER file most often?
DIESEL 40 - THE ENGINE CONDITIONER's most active class is NICE Class 4 (Lubricants & Fuels), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the DIESEL 40 - THE ENGINE CONDITIONER trademark?
The most recent filings under the DIESEL 40 - THE ENGINE CONDITIONER mark are registered to OIL-CHEM RESEARCH CORP.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is DIESEL 40 - THE ENGINE CONDITIONER expanding into new categories?
The current WikiTrademarks Expansion Score for DIESEL 40 - THE ENGINE CONDITIONER 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 DIESEL 40 - THE ENGINE CONDITIONER trademark filings?
Click the Watch Brand button at the top of this page to add DIESEL 40 - THE ENGINE CONDITIONER 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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