TrademarkDir

Trademark Attorney / Law Firm

Defeng Song – Trademark Portfolio

With a filing history spanning 10 years (2015–2026), Defeng Song has represented clients in 1,151 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 531 trademarks have achieved registered status, while 542 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 11 (Environmental Control), among 20 Nice Classification classes represented.

1,151 Total Trademarks
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All (1,151) Registered (531) Pending (542) Abandoned (74)
All Years 2026 2025 2024 2023 2021 2020 2019 2018 2017 2015
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Practice Areas by Trademark Class

Defeng Song's trademark practice covers 20 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.

9
Computers & Electronics (126 filings)

Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments

11
Environmental Control (108 filings)

Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying

21
Housewares (106 filings)

Household or kitchen utensils and containers; combs and sponges; brushes

25
Clothing (103 filings)

Clothing, footwear, headgear

20
Furniture (102 filings)

Furniture, mirrors, picture frames; goods of wood, cork, reed, cane, wicker

28
Toys & Sporting Goods (83 filings)

Games and playthings; gymnastic and sporting articles; decorations for Christmas trees

3
Cosmetics & Cleaning (54 filings)

Bleaching preparations and other substances for laundry use; cleaning, polishing, scouring

12
Vehicles (54 filings)

Vehicles; apparatus for locomotion by land, air or water

5
Pharmaceuticals (51 filings)

Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes

10
Medical Apparatus (40 filings)

Surgical, medical, dental and veterinary apparatus and instruments

Frequently Asked Questions

How many trademark applications has Defeng Song filed?

Defeng Song has filed 1,151 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 531 registered, 542 pending, 74 abandoned.

What trademark classes does Defeng Song specialize in?

Defeng Song has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 9 (Computers & Electronics), Class 11 (Environmental Control), Class 21 (Housewares), Class 25 (Clothing), Class 20 (Furniture). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.

How long has Defeng Song been filing trademarks?

Defeng Song's trademark filing history with the USPTO spans from 2015 to 2026, covering 11 years of trademark practice. During this period, Defeng Song has handled 1,151 trademark applications.

What is Defeng Song's trademark registration success rate?

Defeng Song has a 88% trademark registration rate, with 531 out of 605 resolved applications resulting in successful registration. Currently, 542 applications are pending review.