For the Inventor, By the Inventor

Enter assignee name

Kirkland, WA, United States of America

Freespira. Inc.

USPTO Granted Patents = 2

EPO Patents = 1

Trademarks = 2

Forward Citations = 0

Loading Chart...

Loading Chart...

4 inventors (with patents filed for the assignee):

Leslie E Mace (2 out of 3 patents)

Elizabeth K Siegelman (2 out of 3 patents)

Debra L Reisenthel (2 out of 3 patents)

4. Simon W H Thomas (2 out of 12 patents)

2 patents: Sort by Forward Citations

1. 12142361 - Methods and systems for quantitative colorimetric capnometry (2024-11-12),

2. 11538569 - Methods and systems for quantitative colorimetric capnometry (2022-12-27),

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

2 Patents

#82 in Kirkland, WA

#2,262 in Washington

#92,558 in US

Kirkland, WA, United States of America

Freespira. Inc.

Forward Citations = 0

4 inventors:

Leslie E Mace (2 out of 3 patents)

Elizabeth K Siegelman (2 out of 3 patents)

Debra L Reisenthel (2 out of 3 patents)

4. Simon W H Thomas (2 out of 12 patents)

Please report any incorrect information to support@idiyas.com

Loading…