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A. W. Faber-castell

USPTO Granted Patents = 14

Trademarks = 1

Forward Citations = 133

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13 inventors (with patents filed for the assignee):

Otto Katz (6 out of 12 patents)

Axel Jankewitz (3 out of 11 patents)

Svatopluk Krumnikl (3 out of 3 patents)

4. Gunter Edel (2 out of 2 patents)

5. Werner Leuthold (2 out of 2 patents)

6. Gunther Babel (2 out of 2 patents)

7. Gerhard Lugert (1 out of 23 patents)

8. Guenter Edel (1 out of 1 patent)

9. Rudolf Rosbiegalle (1 out of 1 patent)

10. Karl Farber (1 out of 1 patent)

11. Herbert Grimm (1 out of 1 patent)

12. Helmut Schmeisser (1 out of 1 patent)

13. Hermann Schonhut (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 6056810 - Colored lead pencil (2000-05-02),

2. 4659242 - Lead loading mechanical pencil (1987-04-21),

3. 4490061 - Writing instrument for automatic advancement and feed of leads (1984-12-25),

4. 4452262 - Method of applying cosmetics and medium and device for performing the (1984-06-05),

5. D273144 - Cuticle device (1984-03-20),

6. D273143 - Cuticle device (1984-03-20),

7. 4352581 - Mechanical pencil (1982-10-05),

8. 4275971 - Mechanical pencil (1981-06-30),

9. 4247215 - Mechanical pencil (1981-01-27),

10. 4231669 - Device for receiving a writing implement (1980-11-04),

11. 4180339 - Mechanical pencil with automatic lead feed (1979-12-25),

12. 4149813 - Mechanical pencil with automatic and manual lead advance (1979-04-17),

13. 3998558 - Mechanical pencil (1976-12-21),

14. 3945733 - Mechanical pencil (1976-03-23),

A. W. Faber-Castell is one of the world's largest and oldest manufacturers of writing instruments, art supplies, and office products. With a history dating back to 1761, the company is known for its high-quality products and innovative designs. Faber-Castell offers a wide range of pens, pencils, markers, and art materials for artists, students, and professionals.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

14 Patents

#2 in Stein

#2,894 in Germany

#40,882 in the World

A. W. Faber-castell

Forward Citations = 133

13 inventors:

Otto Katz (6 out of 12 patents)

Axel Jankewitz (3 out of 11 patents)

Svatopluk Krumnikl (3 out of 3 patents)

4. Gunter Edel (2 out of 2 patents)

5. Werner Leuthold (2 out of 2 patents)

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