Below is a history of Dave Howell’s expert contributions to legal cases since 2017.
The cases range from infringement and validity (including three PTAB Inter Partes reviews) to contract infringement and wrongful death. Dave was hired to:
- Write expert opinions
- Assist in claim construction
- Give and attend depositions
- Testify in Federal Court
- Perform source code inspections
- Provide technical consultation to legal teams
Litigation & Consultation History
Beijing Meishe Network Technology v. TikTok Inc et al
No. 6:21-cv-504
in progress
Consultation
Spence v. Dexcom et al
No. 3:18-cv-369
in progress
Consultation
Intuit v. Samsurf
PTAB-IPR 2023-339, 341, 342
04/19/2023
Declaration for patent owner
Captova Technologies v. Amazon Web Services
AAA/ICDR No. 01-21-004-9950
12/14/2022
Deposed regarding my expert report
08/30/2022
Amazon Web Services, Inc.’s Expert Report
Vivint v. SkyBell Technologies
No. 2:21-cv-09472
08/10/2022
Source code review
KuhnMcCullen Logistics v. Pek Pongpaet et al
No. 20CV362436
08/2021
Advised legal team, analyzed evidence and source code repository
SensorRx v. Eli Lilly and Company
No. 3:19-cv-643
11/12/2021
Deposed regarding my expert report
11/10/2021
SensorRx’s Expert Report
Miller Mendel and Tyler Miller v. The City of Oklahoma City
No. 5:18-cv-990
12/29/2020
Plaintiff’s Expert Rebuttal Report on Claim Construction
12/11/2020
Plaintiff’s Expert Report on Claim Construction
Guardian Alliance Technologies v. Tyler Miller
PTAB-IPR 2020-00031 (inter partes review)
01/21/2020
Declaration of David Howell
Perfect Company v. Adaptics Limited
No. 3:14-cv-5976, consolidated with 3:17-cv-5922
04/02/2019
Perfect Company’s Expert Rebuttal Report on Validity of ’365 and ’217 Patents
03/23/2019
Deposed regarding my reports on infringement
03/06/2019
Perfect Company’s Amended Expert Report on Infringement of U.S. Patent 8,829,365 B2
03/06/2019
Perfect Company’s Expert Report on Infringement of U.S. Patent 9,772,217 B2
11/30/2018
Proceedings held before Judge Ronald B. Leighton. Markman Hearing. Plaintiff called David Howell.
10/11/2018
Perfect Company v. Adaptics Limited
No. 3:14-cv-5976
09/13/2018
Deposed regarding my expert report and rebuttal report
03/07/2018
Perfect Company’s Expert Rebuttal Report on Validity
02/27/2018
Attended deposition of expert Harry Direen on behalf of plaintiff, wrote internal report on observations
01/22/2018
Perfect Company’s Expert Report on Infringement
10/20/2017
Proceedings held before Judge Ronald B. Leighton: Markman Hearing. Plaintiff called David Howell.
Adaptics Limited et al v. Perfect Company
PTAB-IPR 2018-01596 (inter partes review)
05/09/2017
Perfect Company’s Expert Report on Claim Construction by David S. Howell