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Trademark Class 4: Fuels & Lubricants | Complete Filing Guide

Everything you need to file a trademark in Class 4. Covers fuels, lubricants, industrial oils, candles, and wicks.

Last updated: December 14, 2025

Class 4 covers fuels, lubricants, industrial oils, and illuminants including candles. Oil companies, candle makers, and lubricant manufacturers file here.

What Class 4 Covers

Class 4 includes industrial oils and greases, fuels, and illuminating products. This class brings together energy products and candle products under one classification.

The class covers:

  1. Fuels - Gasoline, diesel, heating oil, natural gas, coal
  2. Lubricants - Motor oil, industrial lubricants, greases
  3. Industrial oils - Cutting oils, transmission fluid, hydraulic oils
  4. Illuminants - Candles, wicks, lamp oil

Included in Class 4

Fuels:

  • Gasoline
  • Diesel fuel
  • Heating oil
  • Natural gas
  • Coal
  • Petroleum
  • Biofuels

Lubricants:

  • Motor oil
  • Engine oil
  • Industrial lubricants
  • Greases
  • Transmission fluid
  • Gear oil

Industrial Oils:

  • Cutting oils
  • Hydraulic oils
  • Machine oils
  • Technical oils

Illuminants:

  • Candles
  • Wicks for candles
  • Lamp oil
  • Wax for lighting
  • Night lights (candle-type)

NOT Included in Class 4

These similar items belong in other classes:

  • Aromatherapy candles (therapeutic claims) - Class 5 (Pharmaceuticals)
  • Essential oils for fragrance - Class 3 (Cosmetics & Personal Care)
  • Candle holders - Class 21 (Housewares)
  • Lamps and lanterns - Class 11 (Environmental Control)
  • Electric night lights - Class 11 (Environmental Control)
  • Industrial chemicals - Class 1 (Chemicals)

Candles: Class 4 Classification

Candle companies file in Class 4. This includes:

  • Scented candles
  • Unscented candles
  • Decorative candles
  • Pillar candles
  • Votive candles
  • Tea light candles
  • Birthday candles
  • Religious candles

Note: The candle itself is Class 4, but candle holders and accessories are Class 21.

Common Goods Descriptions

Using pre-approved descriptions from the USPTO Trademark ID Manual avoids the $200 custom description surcharge.

Popular pre-approved descriptions for Class 4:

  • Fuels
  • Lubricants
  • Industrial oils and greases
  • Candles
  • Wicks for lighting
  • Motor oil
  • Petroleum
  • Lamp oil

Well-Known Marks in Class 4

These recognizable brands are registered in Class 4:

  • Shell - Fuels and lubricants
  • Mobil - Motor oils and lubricants
  • Yankee Candle - Scented candles
  • Castrol - Automotive lubricants
  • Chevron - Fuels and motor oils
  • Bath & Body Works - Candles

Filing Tips for Class 4

Specify Product Type

Be specific about your fuel or lubricant type:

  • Good: "Motor oil for automobiles"
  • Good: "Scented candles"
  • Good: "Diesel fuel"
  • Bad: "Energy products"
  • Bad: "Petroleum products"

Candle Companies Consider Accessories

Candle companies often need multiple classes:

What You OfferClass
CandlesClass 4
Candle holdersClass 21
Decorative candle accessoriesClass 21
Home fragrance (non-candle)Class 3
Retail store servicesClass 35

Specimens for Class 4

For Class 4 trademarks, acceptable specimens include:

  • Product packaging showing the mark
  • Product labels on candles or oil containers
  • Website pages where products are sold
  • Gas station signage (for fuel brands)

Related Classes

If you are filing in Class 4, you may also need:

Filing Fees

Current USPTO fees for Class 4 trademark applications (2025):

Filing TypeFee per Class
Electronic filing (ID Manual description)$350
Electronic filing (custom description)$550
Paper filing$1,000

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