Robert J Purcell, Jr

This inventor holds 7 USPTO granted patents and 1 published patent application. Top assignee: Active Minerals International, LLC. Active years: 2016-2023.

USPTO Granted Patents = 7 (Patent Applications = 1)

% Patents Active = 100.0

Average Co-Inventor Count = 5.4

ph-index = 1

Forward Citations = 5(Granted Patents)

Location History:

Hunt Valley, MD (US) (2016)
Baltimore, MD (US) (2016 - 2017)
Sparks, MD (US) (2020 - 2023)

Company Filing History:

7 out of 13

Active Minerals International, LLC

patents

Years Active: 2016-2023

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11708307 - Composition to completely or partially replace ball clay in ceramics, method of making, and use thereof (2023-07-25),

2. 11198646 - Composition to completely or partially replace ball clay in ceramics, method of making, and use thereof (2021-12-14),

3. 10683242 - Thixotropic suspension agent for plant nutrients or animal feed supplements: composition, method of making, and use thereof (2020-06-16),

4. 9670011 - Method of transshipping solid particulates in an aqueous suspension of solid particulates using mineral suspending agent (2017-06-06),

5. 9573849 - Backfill, methods of making, and use thereof (2017-02-21),

6. 9511955 - Mineral suspending agent, method of making, and use thereof (2016-12-06),

7. 9416052 - Concrete materials with modified rheology, methods of making, and uses thereof (2016-08-16),

Title: Innovations of Robert J Purcell, Jr.

Introduction

Robert J Purcell, Jr. is a notable inventor based in Baltimore, MD, with a significant contribution to the field of ceramics. He holds a total of 7 patents, showcasing his innovative approach to material composition and manufacturing processes.

Latest Patents

Among his latest patents is a composition designed to completely or partially replace ball clay in ceramics. This innovative composition includes at least one form of attapulgite present in a solid weight fraction amount ranging from 0.25% to 5%, kaolin present in a solid weight fraction amount ranging from 17% to 50%, and optionally ball clay in a solid weight fraction amount ranging from 0% to 25%. The composition can be made by mixing component ingredients and is particularly useful for creating ceramic pieces through various methods such as casting, pressing, jiggering, or jollying. The slip must have solids, chemistry, and viscosity suitable for shaping before drying, sintering, and optionally finishing.

Career Highlights

Robert J Purcell, Jr. is currently associated with Active Minerals International, LLC, where he continues to develop innovative solutions in the ceramics industry. His work has significantly impacted the way ceramic materials are formulated and utilized.

Collaborations

He has collaborated with notable coworkers, including Dennis Clay Parker and Steven B Feldman, contributing to advancements in their field.

Conclusion

Robert J Purcell, Jr. exemplifies innovation in ceramics through his patents and contributions to material science. His work continues to influence the industry and inspire future developments.