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For the Inventor, By the Inventor

Irving, TX, United States of America

Celanese Acetate Limited

Calculating rank
USPTO Granted Patents = 60

% Expired Patents = 40.0



Trademarks = 1

Forward Citations = 465

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73 inventors (with patents filed for the assignee):

goldMedal Raymond M Robertson (15 out of 16 patents)

silverMedal Lawton E Kizer (11 out of 13 patents)

bronzeMedal 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 Esters
Degradable Filters
Nonwoven Materials
Porous Masses
Filaments
Absorbent Composites
Tobacco Smoke
Organic Porous Masses
Tow Bands
Thermal Bonding

60 patents:

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),
Company Overview
Celanese Acetate Limited, headquartered in Irving, TX, specializes in the development and manufacturing of cellulose acetate products. The company focuses on innovative solutions in various applications, including anti-fog compositions, smoke filters, and absorbent composites. With expertise in cellulose esters and nonwoven materials, Celanese Acetate is committed to advancing technology in the field of sustainable materials, contributing to environmentally friendly solutions across multiple industries.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

Celanese Acetate Limited USPTO Patent Assignee Logo
60 Patents

#8 in Irving, TX

#329 in Texas

#5,999 in US

#12,094 in the World

Irving, TX (US)
Irving, TX, United States of America

Celanese Acetate Limited

Forward Citations = 465

73 inventors:

goldMedal Raymond M Robertson (15 out of 16 patents)

silverMedal Lawton E Kizer (11 out of 13 patents)

bronzeMedal 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)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Celanese Acetate Limited. Retrieved from https://idiyas.com/company/celanese-acetate

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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