O'Fallon, MO, United States of America

Gretchen E Spiess

This inventor holds 4 USPTO granted patents and 1 published patent application. Top assignee: Monsanto Technology LLC. Active years: 2023-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Gretchen E Spiess. Retrieved from https://idiyas.com/inventor/gretchen-e-spiess

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

Calculating rank
USPTO Granted Patents = 4 

% Patents Active = 100.0

Average Co-Inventor Count = 3.8

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2023-2026

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4 patents (USPTO):Explore Patents

Title: Gretchen Spiess: Inventor in Plant Science

Introduction

Gretchen Spiess is an inventor associated with St. Louis, Missouri, and Monsanto Technology LLC. Her work includes an invention focused on storing and delivering pollen to support plant pollination.

Latest Patents

Spiess is credited with 1 patent, titled “Compositions and Methods for Pollen Storage.” The invention describes compositions containing at least one perlite particle and pollen, along with methods for storing the composition and applying it to a female reproductive part of a recipient plant. The process enables pollen from a donor plant to pollinate the recipient plant.

Career Highlights

Spiess’s patent reflects work on practical methods for pollen storage and delivery in plant science. The disclosed approach combines pollen with perlite particles and provides a method for applying the stored pollen to a plant’s reproductive part.

Collaborations

Spiess is associated with Monsanto Technology LLC. Her listed coworker is Chad A. Stendal.

Conclusion

Gretchen Spiess’s patented work addresses pollen storage and application, offering a defined approach to pollinating recipient plants with pollen from donor plants.

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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