David B. Cupar
McDonald Hopkins
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General

Experience24 yrs
Elite Ratings
--
Practice Areas
Chemical Biotech (1 case)
Biotech (7 cases)
Chemical (25 cases)
Software, Security (2 cases)
Communications (14 cases)
Law Firms
McDonald Hopkins (Current)
dcupar@mcdonaldhopkins.com
mcdonaldhopkins.com

Ratings

Experience
Grade
Trend
DCT
L3
B
PTAB
L4
E
CAFC
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--
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Cases

Case #
Court
Caption
Filed
Represent
4:25-CV-02346
N.D. OH
Loops LLC v. Maxill Inc10/30/25
Patent Owner
: Loops LLC
1:25-CV-23275
S.D. FL
Greentouch USA Inc v. Twin Star Intl Inc07/22/25
Challenger
: Twin Star Intl Inc
1:25-CV-01316
N.D. OH
Midwest Products Inc v. Blue Line Crafts LLC06/25/25
Patent Owner
: Midwest Products Co
1:24-CV-00894
N.D. OH
Shenzhen Wan Rong Technology Co Ltd v. ADR Products LLC05/20/24
Patent Owner
: ADR Products LLC
1:23-CV-00631
N.D. OH
Telebrands Corp v. Winston Products LLC03/24/23
Patent Owner
: Telebrands Corp
1:23-CV-00486
N.D. OH
Wangs Alliance Corp v. Hinkley Lighting Inc03/10/23
Challenger
: Wangs Alliance Corp
5:22-CV-02235
N.D. OH
Lexington Luminance LLC v. Technical Consumer Products Inc12/12/22
Challenger (W)
: Technical Consumer Products Inc
9:22-CV-80333
S.D. FL
Whalen Ltd v. Twin Star Intl Inc03/03/22
Challenger
: Twin Star Intl Inc
2:22-CV-00158
D. NV
AIM High Investment Group LLC v. Spectrum Laboratories LLC01/28/22
Patent Owner (W)
: Spectrum Laboratories LLC
5:21-CV-02392
N.D. OH
Valeda Co LLC doing Business As Qstraint v. AMF Bruns America LP12/22/21
Patent Owner
: Valeda Co LLC

Ratings Trends

Practice Areas