Henry Keith Chenault

This inventor holds 28 USPTO granted patents and 7 published patent applications and 6 EPO patents, primarily in Polymer Science. Top assignees: E.i. Dupont De Nemours and Company, Actamax Surgical Materials, LLC, Actamax Surgerical Materials, LLC. Active years: 2008-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Henry Keith Chenault. Retrieved from https://idiyas.com/inventor/henry-keith-chenault

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

USPTO Granted Patents = 28 (Patent Applications = 7)

% Patents Active = 53.6

EPO Patents = 6 (Patent Applications = 16)

Average Co-Inventor Count = 1.9

ph-index = 4

Forward Citations = 41(Granted Patents)

Company Filing History:

19 out of 16,339

E.i. Dupont De Nemours and Company

patents

7 out of 36

Actamax Surgical Materials, LLC

patents

1 out of 1

Actamax Surgerical Materials, LLC

Years Active: 2008-2025

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Areas of Expertise:

Oral Hygiene

Biofilms

Tissue Adhesives

Polyglycerol Aldehyde

Crosslinked Polymers

Biomass Derived Materials

Polyoxymethylene

Protein-Based Polymers

Enzymatic Conversion

Glycolic Acid

Multi-Arm Polymers

Aldaramides

28 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12458584 - Oral hygiene compositions for preventing the formation of oral biofilms and process for preparing the same (2025-11-04),

2. RE46234 - Tissue adhesive and sealant comprising polyglycerol aldehyde (2016-12-12),

3. 9109112 - Polyoxymethylene compositions with branched polymers (2015-08-18),

4. 8741202 - Obtaining melt viscosity stability of polyoxymethylene compositions (2014-06-03),

5. 8680200 - Polyglycerol aldehydes (2014-03-25),

6. 8637610 - Crosslinked polymers containing biomass derived materials (2014-01-28),

7. 8519058 - Crosslinked polymers containing biomass derived materials (2013-08-27),

8. 8426528 - Preparation of crosslinked polymers containing biomass derived materials (2013-04-23),

9. 8404779 - Tissue adhesive and sealant comprising polyglycerol aldehyde (2013-03-26),

10. 8257690 - Protein-based polymer tissue adhesives for medical use (2012-09-04),

11. 8211418 - Protein-based polymer tissue adhesives for medical use (2012-07-03),

12. 8202963 - Tissue adhesives with modified elasticity (2012-06-19),

13. 8097696 - Method for preparing multi-arm poly(ethylene glycol) chlorides (2012-01-17),

14. 7960498 - Tissue adhesives with modified elasticity (2011-06-14),

15. 7927847 - Process for enzymatically converting glycolonitrile to glycolic acid (2011-04-19),

Title: Innovations and Contributions of Henry Keith Chenault

Introduction

Henry Keith Chenault, an accomplished inventor hailing from Hockessin, DE, has made significant strides in the field of biotechnology and materials science. With a remarkable portfolio of 27 patents, Chenault's innovative contributions have enhanced various medical and veterinary applications.

Latest Patents

Among his latest patents, two stand out for their potential impact. The first is a "Tissue adhesive and sealant comprising polyglycerol aldehyde," which describes a tissue adhesive and sealant formed by reacting polyglycerol aldehyde with a water-dispersible, multi-arm amine. This invention is designed for diverse medical uses, including wound closure, surgical procedures, and drug delivery, effectively supplementing or substituting sutures and staples in critical operations. His second latest patent involves "Polyoxymethylene compositions with branched polymers," which introduces polymer/polyol additives featuring a core-link-arm structure. This composition notably enhances melt viscosity stability while improving impact strength and elongation properties, representing a significant advancement over conventional polyoxymethylene materials.

Career Highlights

Chenault has had a distinguished career, contributing his expertise to companies like E.I. DuPont De Nemours and Company, and Actamax Surgical Materials, LLC. His experiences in these organizations have fostered innovations that not only highlight his skills but also demonstrate his commitment to advancing technology in practical applications.

Collaborations

Throughout his career, Chenault has collaborated with notable individuals such as Robert DiCosimo and Anna Panova. These partnerships have likely enriched his work, allowing for the combination of multiple perspectives and expertise in the development of groundbreaking technologies.

Conclusion

Henry Keith Chenault's extensive patent portfolio and collaborative efforts are a testament to his profound impact on the fields of biotechnology and materials science. His latest inventions continue to innovate and inspire, ensuring that his contributions will leave a lasting legacy in medical and veterinary applications.

Profile summary based on public USPTO records.