Alexandra Mayhew

This inventor holds 8 USPTO granted patents and 12 published patent applications, plus 1 CIPO patent and 11 EPO patents. Top assignee: The Lubrizol Corporation. Active years: 2010-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Alexandra Mayhew. Retrieved from https://idiyas.com/inventor/alexandra-mayhew

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

Calculating rank

USPTO Granted Patents = 8 (Patent Applications = 12)

% Patents Active = 87.5

CIPO Patents = 1 (Patent Applications = 7)

EPO Patents = 11 (Patent Applications = 11)

Average Co-Inventor Count = 2.8

ph-index = 3

Forward Citations = 28(Granted Patents)

Location History:

Burton on Trent, GB (2010)
Workswirth, GB (2011)
Wirksworth, GB (2011 - 2015)
Belper, GB (2016)

Company Filing History:

8 out of 1,317

The Lubrizol Corporation

patents

Years Active: 2010-2016

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9528068 - Lubricants with good TBN retention (2016-12-27),

2. 9115615 - Lubricating oil composition with anti-mist additive (2015-08-25),

3. 8877694 - Asphaltene dispersant containing lubricating compositions (2014-11-04),

4. 8623799 - Marine diesel cylinder lubricant (2014-01-07),

5. 7939478 - Method of lubricating a marine diesel engine (2011-05-10),

6. 7928043 - Lubricating compositions (2011-04-19),

7. 7678746 - Lubricating compositions containing sulphonates and phenates (2010-03-16),

8. 7651984 - Lubricant from water in oil emulsion with suspended solid base (2010-01-26),

Title: Innovations by Alexandra Mayhew

Introduction

Alexandra Mayhew is a prominent inventor based in Wirksworth, GB. She has made significant contributions to the field of lubricants, holding a total of 8 patents. Her work focuses on enhancing the performance and efficiency of lubricant compositions.

Latest Patents

Among her latest patents is a formulation for lubricants with good TBN retention. This innovative lubricant composition contains a metal-containing detergent that provides at least about 2 TBN, along with a dispersant featuring an oleophilic portion with at least about 40 carbon atoms. This formulation is characterized by a TAN:TBN ratio of at least about 0.8, which exhibits excellent TBN retention. Another notable patent is for a lubricating oil composition with an anti-mist additive. This composition includes an oil of lubricating viscosity and a high molecular weight polyolefin that is substantially free of ethylene-derived monomer units. It also contains an overbased metal-containing detergent, which is capable of reducing intake valve deposits in direct injection engines.

Career Highlights

Alexandra is currently employed at The Lubrizol Corporation, where she continues to innovate in the field of lubricants. Her expertise and dedication have made her a valuable asset to the company.

Collaborations

She has collaborated with notable coworkers such as Stephen J Cook and Mark C Davies, contributing to various projects and advancements in lubricant technology.

Conclusion

Alexandra Mayhew's contributions to lubricant innovation demonstrate her expertise and commitment to enhancing product performance. Her patents reflect her significant impact on the industry and her role as a leading inventor.

Profile summary based on public USPTO records.