For the Inventor, By the Inventor

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New York, NY, United States of America

Celanese Gmbh

USPTO Granted Patents = 824

% Expired Patents = 0.24

CIPO Patents = 1

Trademarks = 13

Forward Citations = 14,097

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604 inventors (with patents filed for the assignee):

Anthony B Conciatori (35 out of 38 patents)

Eui W Choe (34 out of 67 patents)

Gordon W Calundann (33 out of 49 patents)

4. Robert W Stackman (23 out of 31 patents)

5. Thomas H Vanderspurt (18 out of 40 patents)

6. Robert Edelman (17 out of 25 patents)

7. Anthony J East (17 out of 32 patents)

8. Paul D Taylor (17 out of 17 patents)

9. Larry F Charbonneau (16 out of 40 patents)

10. William E Slinkard (16 out of 19 patents)

11. Alex S Forschirm (15 out of 25 patents)

12. John R Costanza (14 out of 16 patents)

13. Ronald N DeMartino (13 out of 55 patents)

14. Frank M Berardinelli (13 out of 13 patents)

15. Charles H Keith (13 out of 15 patents)

Core Competencies:

Aldehyde Production

Vinyl Acetate Synthesis

Polyester Stabilization

Catalyst Development

Thermal Stabilization

Alcohol Preparation

Phosphine Ligands

Polymer Composition

Liquid Membranes

Cigarette Filters

Nanoparticles

Hydroformylation

824 patents: Sort by Forward Citations

1. 7319118 - Food-coating composition, process for preparation thereof and use (2008-01-15),

2. 6566521 - Valeraldehyde and process for its preparation (2003-05-20),

3. 6342605 - Valeraldehyde and process for its preparation (2002-01-29),

4. 6310235 - Method for producing ester plasticizers (2001-10-30),

5. 6300517 - Phosphine ligands with amino acid groups, method for their production and use thereof as catalyst components (2001-10-09),

6. 6288288 - Process for preparing saturated alcohols (2001-09-11),

7. 6274774 - Process for preparing aldehydes in the presence of an aqueous phase containing rhodium and sulphonated triarylphosphines as catalyst (2001-08-14),

8. 6268522 - Catalyst, process for its production and its use for preparing vinyl acetate (2001-07-31),

9. 6228226 - Process for working up crude, liquid vinyl acetate (2001-05-08),

10. 6225504 - Phosphanes, their method of production and use in metal complexes (2001-05-01),

11. 6211414 - Process for preparing aldehydes by hydroformylation (2001-04-03),

12. 6191063 - Catalyst and process for the production of aldehydes by hydroformylation of olefinically unsaturated compounds (2001-02-20),

13. 6187953 - Guanidinium phosphanes, their production and their use (2001-02-13),

14. 6150298 - Process for telomerizing dienes (2000-11-21),

15. 6140544 - Process for preparing acetaldehyde from ethylene and oxygen (2000-10-31),

Celanese GmbH is a global chemical company that focuses on delivering innovative technology and high-quality products to a wide range of industries like automotive, electronics, consumer goods, and more. With a diverse portfolio of advanced materials, industrial specialties, and performance chemicals, Celanese GmbH is committed to driving sustainable solutions and creating value for its customers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 22 2026

824 Patents

#18 in New York, NY

#35 in New York

#621 in US

#1,223 in the World

New York, NY, United States of America

Celanese Gmbh

Forward Citations = 14,097

604 inventors:

Anthony B Conciatori (35 out of 38 patents)

Eui W Choe (34 out of 67 patents)

Gordon W Calundann (33 out of 49 patents)

4. Robert W Stackman (23 out of 31 patents)

5. Thomas H Vanderspurt (18 out of 40 patents)

Please report any incorrect information to [email protected]

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