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Trademarks = 1

Forward Citations = 235

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7 inventors (with patents filed for the assignee):

Hariolf Briggl (7 out of 14 patents)

Volkmar Rommel (3 out of 18 patents)

Georg Keil (2 out of 6 patents)

4. Siegfried Keil (2 out of 3 patents)

5. Werner Lang (1 out of 3 patents)

6. Erich Gantzert (1 out of 1 patent)

7. Siegbert Vial (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. D510386 - Writing utensil (2005-10-04),

2. D499448 - Writing utensil (2004-12-08),

3. D477635 - Writing utensil (2003-07-23),

4. D443896 - Writing instrument (2001-06-20),

5. D442226 - Writing utensil (2001-05-16),

6. 6213666 - Production of releasable sleeve sections (2001-04-10),

7. D437888 - Writing instrument (2001-02-21),

8. D430209 - Writing utensil (2000-08-29),

9. D416576 - Writing utensil with slanted tip (1999-11-16),

10. D380008 - Writing instrument (1997-06-17),

11. D374251 - Writing instrument (1996-10-01),

12. 5433545 - Writing implement (1995-07-18),

13. 5145272 - Projectable and retractable, push button writing instrument (1992-09-08),

Merz & Krell is a leading manufacturing company specializing in precision engineering and industrial automation solutions. With over 50 years of experience, the company offers innovative products and services to clients in various industries, ensuring high-quality and reliable solutions. Their advanced technology and skilled team provide customized solutions to meet the specific needs of their customers, making Merz & Krell a trusted partner in the industry.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

13 Patents

#2 in Gross-Bieberau

#3,063 in Germany

#43,615 in the World

Gross-Bieberau, Germany

Merz & Krell Gmbh & Co.