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For the Inventor, By the Inventor

Alexandria, VA, United States of America

Andrew P Purdy

This inventor holds 16 USPTO granted patents and 3 published patent applications and 1 EPO patent, primarily in Nanomaterials Synthesis. Top assignee: USA as Represented by Secretary of the Navy. Active years: 1991-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Andrew P Purdy. Retrieved from https://idiyas.com/inventor/andrew-p-purdy

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

Calculating rank
USPTO Granted Patents = 16 

% Patents Active = 81.3

 

Average Co-Inventor Count = 1.5

ph-index = 5

Forward Citations = 120(Granted Patents)


Location History:

  • Alexandria, VA (US) (1991 - 2023)
  • Washington, DC (US) (2023)

Company Filing History:

goldMedal16 out of 16,286 
 
USA as Represented by Secretary of the Navy
 patents

Years Active: 1991-2025

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Areas of Expertise:
Lithium Conducting Phosphonitrides
Nanopowders
Metal Hydride Nanoparticles
Sonochemical Synthesis
Boron Nanomaterials
CVD Precursors
Chalcogenide Crystals
Reactive Metals
Polymers
Gallium Nitride
Cyanophosphine Additives
16 patents (USPTO):Explore Patents
1. 12312374 - Lithium conducting carbon phosphonitrides from substituted cyanophosphine (2025-05-27),
2. 11780860 - Substituted cyanophosphine additives for lithium conducting carbon phosphonitrides (2023-10-10),
3. 11655197 - Metal hydride nanoparticles (2023-05-23),
4. 10510458 - Lithiated carbon phosphonitride extended solids (2019-12-17),
5. 10249403 - P(CN)3 reactions with lithium dicynamide producing metalated carbon phosphonitride extended solids (2019-04-02),
6. 9174889 - Metal hydride nanoparticles (2015-11-03),
7. 9108247 - Preparation of nanopowders of reactive metals via reduction under sonication (2015-08-18),
8. 9017628 - Sonochemical synthesis of boron and boron-carbon nanomaterials by alkali metal reduction (2015-04-28),
9. 8753418 - Sonochemically mediated preparation of nanopowders of reactive metals (2014-06-17),
10. 8491698 - Metal-based nanoparticles and methods for making same (2013-07-23),
11. 8188142 - Polymers from propenyl ether monomers (2012-05-29),
12. 6177057 - Process for preparing bulk cubic gallium nitride (2001-01-23),
13. 5902396 - Ammonothermal growth of chalcogenide single crystal materials (1999-05-11),
14. 5306836 - Volatile CVD precursors based on copper alkoxides and mixed group (1994-04-26),
15. 5213844 - Volatile CVD precursors based on copper alkoxides and mixed Group (1993-05-25),

Title: Inventor Andrew P. Purdy: Innovating in Metal Hydride Nanoparticles and Lithium Conducting Additives

Introduction: Andrew P. Purdy, based in Alexandria, VA, is a prolific inventor with a remarkable portfolio of 15 patents. His work primarily focuses on cutting-edge innovations in materials science, particularly in the fields of lithium-conducting compounds and metal hydride nanoparticles.

Latest Patents: Among Purdy's latest inventions are the "Substituted Cyanophosphine Additives for Lithium Conducting Carbon Phosphonitrides," which explores the reaction of cyanophosphines with lithium dicyanamide, leading to the creation of lithiated carbon phosphonitrides. This innovative process enhances the mobility of lithium ions, showcasing significant advancements in battery technology. Another notable patent is for "Metal Hydride Nanoparticles," where he outlines a method to synthesize nanoparticles derived from the decomposition of transition metal hydride compounds. The process involves reacting a transition metal salt with various hydride compounds under sonication, resulting in nanoparticles that can serve in various applications including advanced coatings.

Career Highlights: Purdy is currently employed by the United States of America, as represented by the Secretary of the Navy. His work has contributed significantly to military and scientific advancements in material technologies.

Collaborations: Throughout his career, Purdy has collaborated with fellow inventors such as Albert Epshteyn and Brian L. Chaloux. This collaboration has been instrumental in bringing innovative solutions to the forefront of material science.

Conclusion: Andrew P. Purdy's contributions to the invention landscape are marked by his innovative patents and dedicated research. As a leading figure in developing new materials, his work in lithium conducting compounds and metal hydride nanoparticles continues to pave the way for advancements that could benefit various industries and scientific fields.

Profile summary based on public USPTO records.
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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