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Merrimack, NH, United States of America

Chemfab Corporation

USPTO Granted Patents = 12

Trademarks = 4

Forward Citations = 211

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17 inventors (with patents filed for the assignee):

John A Effenberger (8 out of 21 patents)

Keith G Koerber (8 out of 12 patents)

Christopher M Comeaux (3 out of 3 patents)

4. Katherine M Sahlin (3 out of 3 patents)

5. Timothy P Pollock (2 out of 10 patents)

6. James M McMartin (2 out of 4 patents)

7. John W Verbicky (2 out of 2 patents)

8. Richard L Stone (2 out of 2 patents)

9. Laura A Socha (2 out of 2 patents)

10. John Walter Verbicky, Jr (2 out of 2 patents)

11. J George Drobny (2 out of 2 patents)

12. Lawrence D David (2 out of 33 patents)

13. Frank M Keese (1 out of 20 patents)

14. Francis M Enzien (1 out of 2 patents)

15. E C Lupton, Jr (1 out of 2 patents)

12 patents: Sort by Forward Citations

1. 6425821 - Pore-containing web for diffusing fluids (2002-07-30),

2. 6417280 - Fluoropolymeric composition (2002-07-09),

3. 6239223 - Fluoropolymeric composition (2001-05-29),

4. 6194050 - Composites of fluropolymers with thermally non-adherent non-fluoropolymers (2001-02-27),

5. 6139426 - Molded polymer air diffusing screen (2000-10-31),

6. 6059655 - Fabric air diffuser, method for diffusing air, and method for (2000-05-09),

7. 5916659 - Composites of fluoropolymers with thermally non-adherent (1999-06-29),

8. 5759924 - Translucent polymeric composite for use in an architectural load-bearing (1998-06-02),

9. 5725427 - Fabric air diffuser, method for diffusing air, and method for (1998-03-10),

10. 5357726 - Composite materials for structural end uses (1994-10-25),

11. 5238748 - Polyimide and fluoropolymer containing films and laminates (1993-08-24),

12. 5230937 - Reinforced fluoropolymer composite (1993-07-27),

Chemfab Corporation is a leading provider of specialty chemicals and materials for various industries including pharmaceuticals, textiles, and electronics. With a focus on innovation and sustainability, Chemfab offers a wide range of high-quality products that meet the evolving needs of their customers. The company is committed to being a reliable partner that delivers value through superior products and exceptional service.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

12 Patents

#7 in Merrimack, NH

#163 in New Hampshire

#24,828 in US

#46,735 in the World

Merrimack, NH, United States of America

Chemfab Corporation

Forward Citations = 211

17 inventors:

John A Effenberger (8 out of 21 patents)

Keith G Koerber (8 out of 12 patents)

Christopher M Comeaux (3 out of 3 patents)

4. Katherine M Sahlin (3 out of 3 patents)

5. Timothy P Pollock (2 out of 10 patents)

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