Salem, OR, United States of America

Fred D Grimes

This inventor holds 1 USPTO granted patent. Top assignee: Other. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fred D Grimes. Retrieved from https://idiyas.com/inventor/fred-d-grimes

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 17(Granted Patents)


Company Filing History:

goldMedal1 out of 834,570 
Other
 patents

Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Fred D. Grimes and His Bathtub Apparatus Invention

Introduction

Fred D. Grimes is an inventor associated with Salem, Oregon, United States. His recorded invention addresses bathing comfort and convenience through a portable bathtub module designed to circulate, filter, and heat water.

Latest Patents

Grimes is credited with 1 patent, titled “Bathtub apparatus.” The invention describes a portable module that rests over a bathtub rim and uses a pump to recirculate water through a filtration pipe, with optional water heating. Valves direct the water through multiple jets along the apparatus’s lower portion. The system also includes soap compartments for sending a soap solution into the tub and a portable spray head that can be stored in the module when not in use.

Career Highlights

The bathtub apparatus is the documented patent highlight associated with Grimes. The available information lists his company as “Other,” so no specific employer is identified.

Collaborations

Linda D. Grimes is identified as Fred D. Grimes’s coworker. The available information does not specify her role in the patent or invention.

Conclusion

Fred D. Grimes’s patented bathtub apparatus combines water circulation, filtration, optional heating, jets, soap delivery, and a storable spray head in a portable design.

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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