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London, United Kingdom

Celanese Acetate Limited

USPTO Granted Patents = 60

CIPO Patents = 6

EPO Patents = 18

Trademarks = 1

Forward Citations = 459

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73 inventors (with patents filed for the assignee):

Raymond M Robertson (15 out of 16 patents)

Lawton E Kizer (11 out of 13 patents)

William S Sanderson (10 out of 12 patents)

4. Thomas S Garrett (10 out of 10 patents)

5. Todd Ames (8 out of 8 patents)

6. Ricky Lee Kenley (8 out of 8 patents)

7. Bobby R Lomax (7 out of 7 patents)

8. Zeming Gou (6 out of 10 patents)

9. William T Wygand (6 out of 6 patents)

10. Michael Combs (5 out of 18 patents)

11. Christopher M Bundren (4 out of 10 patents)

12. Gary B Ellison (4 out of 4 patents)

13. Donald T Stilwell (4 out of 4 patents)

14. Edward J Powers (4 out of 13 patents)

15. William West (4 out of 4 patents)

Core Competencies:

Anti-Fog Compositions

Smoke Filters

Cellulose Acetates

Degradable Cigarette Filters

Nonwoven Materials

Organic Porous Masses

Cellulose Ester Adhesives

Filament Tow

Absorbent Composites

Starch Esters

Polysaccharide Sheets

Engineered Wood

60 patents: Sort by Forward Citations

1. 10513596 - Anti-fog compositions and processes for making same (2019-12-24),

2. 10513592 - Anti-fog compositions and processes for making same (2019-12-24),

3. 9788573 - Smoke filters for reducing components in a smoke stream (2017-10-17),

4. 9386803 - Tobacco smoke filter for smoking device with porous mass of active particulate (2016-07-12),

5. 9380807 - Modified filter rod feeding trays for porous masses (2016-07-05),

6. 9359104 - Configurable shipping container (2016-06-07),

7. 9297099 - Nonwoven from bulked filament tow (2016-03-29),

8. 9215894 - Apparatuses, systems, and associated methods for forming organic porous masses for flavored smoke filters (2015-12-22),

9. 9212290 - Substituted cellulose acetates and uses thereof (2015-12-15),

10. 9211972 - Configurable shipping container (2015-12-15),

11. 9179708 - Apparatuses, systems, and associated methods for forming porous masses for smoke filter (2015-11-10),

12. 9167830 - Substituted cellulose acetates and uses thereof (2015-10-27),

13. 9155335 - Degradable cigarette filter (2015-10-13),

14. 9149071 - Smoke filters for reducing components in a smoke stream (2015-10-06),

15. 9149069 - Apparatuses, systems, and associated methods for forming porous masses for smoke filter (2015-10-06),

Celanese Acetate Limited is a subsidiary of Celanese Corporation, a global technology and specialty materials company. We specialize in the production and distribution of cellulose acetate tow, a key ingredient used in various applications including filtration products, textiles, and cigarette filters. With a commitment to innovation and sustainability, we strive to provide high-quality products and solutions to our customers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

60 Patents

#55 in London

#287 in United Kingdom

#11,665 in the World

London, United Kingdom

Celanese Acetate Limited

Forward Citations = 459

73 inventors:

Raymond M Robertson (15 out of 16 patents)

Lawton E Kizer (11 out of 13 patents)

William S Sanderson (10 out of 12 patents)

4. Thomas S Garrett (10 out of 10 patents)

5. Todd Ames (8 out of 8 patents)

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