John Oliver Stockwell

This inventor holds 9 USPTO granted patents. Top assignees: Ciba Specialty Chemicals Water Treatments Limited, Allied Colloids Limited. Active years: 1996-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John Oliver Stockwell. Retrieved from https://idiyas.com/inventor/john-oliver-stockwell

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

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 2.3

ph-index = 5

Forward Citations = 64(Granted Patents)

Location History:

Liversedge, GB (1998)
West Yorkshire, GB (1996 - 2001)

Company Filing History:

5 out of 103

Ciba Specialty Chemicals Water Treatments Limited

patents

4 out of 168

Allied Colloids Limited

patents

Years Active: 1996-2001

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6310157 - Anionic water soluble polymer made by reverse phase emulsion polymerization (2001-10-30),

2. 6111009 - Deinking processes polymers-in-water emulsion for use in deinking (2000-08-29),

3. 6045657 - Clay compositions and their use in paper making (2000-04-04),

4. 6024790 - Activation of swelling clays (2000-02-15),

5. 5958188 - Processes of making paper (1999-09-28),

6. 5746885 - Method for deinking printed paper using an emulsion of crosslinked, (1998-05-05),

7. 5733414 - Process of making paper (1998-03-31),

8. 5637191 - Treatment of cellulosic material and compositions for use in this (1997-06-10),

9. 5538596 - Process of making paper (1996-07-23),

Title: The Innovations of John Oliver Stockwell

Introduction

John Oliver Stockwell is a notable inventor based in West Yorkshire, GB. He has made significant contributions to the field of polymer chemistry, holding a total of nine patents. His work focuses on innovative processes that enhance the efficiency and effectiveness of various applications.

Latest Patents

One of Stockwell's latest patents is for an anionic water-soluble polymer made by reverse phase emulsion polymerization. This process involves creating paper using a dual soluble polymer method, where a cellulosic suspension is flocculated with a high IV cationic synthetic polymer or cationic starch. After shearing, the suspension is reflocculated by adding a branched anionic water-soluble polymer, resulting in improved formation, retention, and drainage. Another significant patent involves deinking processes using polymers-in-water emulsion for deinking printed paper. This innovative method utilizes an emulsion of crosslinked, insoluble, ionizable, and swellable polymer particles, providing a novel approach to deinking.

Career Highlights

Throughout his career, Stockwell has worked with prominent companies such as Ciba Specialty Chemicals Water Treatments Limited and Allied Colloids Limited. His experience in these organizations has allowed him to develop and refine his innovative ideas in polymer chemistry.

Collaborations

Stockwell has collaborated with notable individuals in his field, including Timothy Guy Bingham and Michael Barry Heard. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

John Oliver Stockwell's contributions to polymer chemistry through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence the industry and pave the way for future developments.

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]