For the Inventor, By the Inventor

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Tampa, FL, United States of America

The Celotex Corporation

USPTO Granted Patents = 127

CIPO Patents = 3

Trademarks = 1

Forward Citations = 2,797

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84 inventors (with patents filed for the assignee):

Ernest K Moss (15 out of 26 patents)

Richard L Frentzel (14 out of 14 patents)

Michael J Skowronski (12 out of 16 patents)

4. Alberto DeLeon (10 out of 10 patents)

5. Kenneth G Trout (9 out of 13 patents)

6. Michael E Londrigan (8 out of 15 patents)

7. Joseph R Hagan (7 out of 9 patents)

8. John H Beale (6 out of 6 patents)

9. William E Betzner (6 out of 6 patents)

10. Thomas G Soukup (5 out of 7 patents)

11. Leon F Barry (5 out of 5 patents)

12. Gregory W Lynn (5 out of 5 patents)

13. Scott C Snider (5 out of 8 patents)

14. David G Gluck (5 out of 5 patents)

15. Donald E Hipchen (5 out of 5 patents)

Core Competencies:

Foam Insulation

Polyisocyanurate

Polyester Polyols

Gypsum Board

Roofing Shingle

Acoustical Fiberboard

Continuous Manufacturing

Thermal Properties

Dispersants

Catalysts

Surface Coatings

Mineral Fiberboard

127 patents: Sort by Forward Citations

1. 6293069 - Joint closure system for foamboards (2001-09-25),

2. 6228296 - Rolled rigid foam (2001-05-08),

3. 6108991 - Exterior wall assembly (2000-08-29),

4. 6093481 - Insulating sheathing with tough three-ply facers (2000-07-25),

5. 6068804 - Process for making expansion joint material (2000-05-30),

6. 6030559 - Method for the continuous manufacture of plastic foam (2000-02-29),

7. 5962119 - Gypsum wallboard and process of making same (1999-10-05),

8. 5837743 - Method for producing foams from high acid polyester polyols (1998-11-17),

9. 5817260 - Method of using a heated metering device for foam production (1998-10-06),

10. 5789458 - Method for producing foams from high acid polyester polyols (1998-08-04),

11. 5758464 - Insulation system for metal furred walls (1998-06-02),

12. 5660926 - High equivalent weight polyester polyols for closed cell, rigid foams (1997-08-26),

13. 5605940 - High equivalent weight polyester polyols for closed cell, rigid foams (1997-02-25),

14. 5565497 - Dispersant for filled, rigid cellular polymers (1996-10-15),

15. 5563180 - Catalyst for polyisocyanurate foams made with alternative blowing agents (1996-10-08),

The Celotex Corporation is a leading provider of high-performance insulation solutions for the construction industry. With a strong focus on innovation and sustainability, Celotex offers a wide range of products that improve thermal and acoustic performance in various building applications. From residential to commercial projects, our insulation solutions help create energy-efficient and comfortable living spaces. Visit our website to explore our products and services.

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

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USPTO Data Jan 1 1976 - Sep 22 2026

127 Patents

#7 in Tampa, FL

#72 in Florida

#3,046 in US

#6,306 in the World

Tampa, FL, United States of America

The Celotex Corporation

Forward Citations = 2,797

84 inventors:

Ernest K Moss (15 out of 26 patents)

Richard L Frentzel (14 out of 14 patents)

Michael J Skowronski (12 out of 16 patents)

4. Alberto DeLeon (10 out of 10 patents)

5. Kenneth G Trout (9 out of 13 patents)

Please report any incorrect information to [email protected]

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