Attorney
Brett A. Mangrum
0 review
241 cases
17 years of experience
Partner at Cherry Johnson Siegmund James, PLLC
Plano, TX
b**@**law.com
(254) ***-****
Practice Areas (2)
Patent Prosecution
Intellectual Property Litigation
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Brett A. Mangrum of Cherry Johnson Siegmund James, PLLC Attorney CAFC Litigation
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Overview
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Last 5 Years
- Last 5 Years
- Last 12 Months
43
Appeals
Locked
District Courts
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PTAB
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ITC
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Patents
Overall Activity & Performance
Appeals
Filed per Year
Breakdown
Precedentiality
Professional Ecosystem
Top Companies the Attorney has Represented the Most
Clients
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Conflicts
Judges
36
7
Technology Centers
Top Technology Centers of the Patents Litigated
Outcomes
Statuses and Conclusions of Appeals in Different Stages
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