# Multimedia 

Multimedia 

---

- [Podcasts](/podcasts)
- [Cato Video](/multimedia/cato-video)
- [Video Series](/search/category/video-series)
- [Events](/multimedia/events)

Download:

[ 

Video 

](https://fastly-unsigned-us-east-1-prod.brightcovecdn.com/media/v1/pmp4/static/clear/6039378657001/d8bb6f7f-d9df-4aed-8d18-e623e79a5f6e/867d1841-7997-4a43-afdb-1987fe2cc4d7/main.mp4) 

[ 

Video 

](https://cdn.cato.org/archive-2013/cc-09-17-13-03.mp4) 

[ 

Audio 

](https://cdn.cato.org/archive-2013/cca-09-17-13-03.mp3) 

Events • September 17, 2013 

# 12th Annual Constitution Day: Panel III: Patents and Class Actions 

[![Creative Commons License](/build/cato_2020/images/creative-commons.svg)](http://creativecommons.org/licenses/by-nc-sa/4.0/) 
This work is licensed under a [Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License](https://creativecommons.org/licenses/by-nc-sa/4.0/). 

##### Featuring 

[![Walter Olson](/sites/cato.org/files/styles/author_picture/public/2021-01/Walter%20Olson.jpg?itok=yhYxyT_7)](/people/walter-olson) 

##### [Walter Olson](/people/walter-olson)

Senior Fellow, Robert A. Levy Center for Constitutional Studies, Cato Institute

[ 

](mailto:wolson@cato.org) 

[![Media Name: dolin-cropped.jpg](/sites/cato.org/files/styles/author_picture/public/authors/crops/dolin-cropped.jpg?itok=Orm2Z2Vp)](/people/gregory-dolin) 

##### [Gregory Dolin](/people/gregory-dolin)

Adjunct Scholar 

![David Olson headshot](/sites/cato.org/files/styles/author_picture/public/2022-10/david-olson.jpeg?itok=zoS7IlyW) 

##### David Olson 

Retro Report

[![Media Name: moller.jpg](/sites/cato.org/files/styles/author_picture/public/authors/crops/moller.jpg?itok=Bvj_qbKJ)](/people/mark-moller) 

##### [Mark Moller](/people/mark-moller)

Adjunct Scholar 

[ 

](mailto:mmoller@cato.org)