TrademarkDir

Trademark Attorney / Law Firm

KLAUS P. STOFFEL – Trademark Portfolio

With a filing history spanning 52 years (1935–2026), KLAUS P. STOFFEL has represented clients in 857 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 452 trademarks have achieved registered status, while 117 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 7 (Machinery), among 20 Nice Classification classes represented.

857 Total Trademarks
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All (857) Registered (452) Pending (117) Abandoned (54) Cancelled (82)
All Years 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1987 1986 1985 1984 1983 1982 1980 1975 1974 1973 1971 1965 1958 1935
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Practice Areas by Trademark Class

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

9
Computers & Electronics (276 filings)

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

7
Machinery (194 filings)

Machines and machine tools; motors and engines; machine coupling and transmission components

42
Computer & Scientific (161 filings)

Scientific and technological services; industrial analysis and research services

6
Metal Goods (161 filings)

Common metals and their alloys; metal building materials; transportable buildings of metal

20
Furniture (116 filings)

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

11
Environmental Control (107 filings)

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

35
Advertising & Business (88 filings)

Advertising; business management; business administration; office functions

41
Education & Entertainment (73 filings)

Education; providing of training; entertainment; sporting and cultural activities

8
Hand Tools (73 filings)

Hand tools and implements (hand-operated); cutlery; side arms; razors

21
Housewares (66 filings)

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

Frequently Asked Questions

How many trademark applications has KLAUS P. STOFFEL filed?

KLAUS P. STOFFEL has filed 857 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 452 registered, 117 pending, 54 abandoned, 82 cancelled.

What trademark classes does KLAUS P. STOFFEL specialize in?

KLAUS P. STOFFEL has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 9 (Computers & Electronics), Class 7 (Machinery), Class 42 (Computer & Scientific), Class 6 (Metal Goods), Class 20 (Furniture). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.

How long has KLAUS P. STOFFEL been filing trademarks?

KLAUS P. STOFFEL's trademark filing history with the USPTO spans from 1935 to 2026, covering 91 years of trademark practice. During this period, KLAUS P. STOFFEL has handled 857 trademark applications.

What is KLAUS P. STOFFEL's trademark registration success rate?

KLAUS P. STOFFEL has a 77% trademark registration rate, with 452 out of 588 resolved applications resulting in successful registration. Currently, 117 applications are pending review.