1. Patent litigation trends after TC Heartland
Dr. Christian E. Mammen December 14, 2017

2. QUIZ TIME!
Comparing the 6 months before and 6 months after TC Heartland, has patent litigation in the U.S. …
Decreased ~10%
Decreased ~20%
Decreased > 20%
Increased
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3. Patent Litigation Filings Before & After TC Heartland
Before: 11/22/16 to 5/22/17
After: 5/23/17 to 11/23/17
ED Tex: 751 (35%)
D Del: 286 (13%)
CD Cal: 126 (6%)
ND Cal: 82 (4%)
D NJ: 79
D Mass: 77
ND Ill: 75
MD Fla: 41
WD Tex: 40
SD NY: 38
TOTAL: 2166
D Del: 503 (24%)
ED Tex: 292 (14%)
CD Cal: 188 (9%)
ND Cal: 144 (7%)
ND Ill: 125
D NJ: 110
SD NY: 61
ND Tex: 39
SD Tex: 37
MD Fla: 36
TOTAL: 2120
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4. Patent Litigation Filings Before & After Form 18 Abolished
ED Tex: 1427 (47%)
D Del: 290 (9%)
CD Cal: 157 (5%)
D NJ: 122 (4%)
ND Cal: 101 (3%)
TOTAL: 3063
ED Tex: 704 (34%)
D Del: 182 (9%)
CD Cal: 147 (7%)
ND Ill: 111 (5%)
D NJ: 102 (5%)
TOTAL: 2094
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5. 30 Month Trend
Before 5/31/15-11/30/15
After 12/1/15-6/1/16
Between 5/26/16-11/26/16
Before 11/22/16-5/22/17
After 5/23/17-11/23/17
ED Tex
1428
704
876
751
292
D Del
290
182
270
286
502
CD Cal
157
147
162
126
188
D NJ
122
102
129 79
110
ND Cal
101
100 86 82
144
ND Ill 96
111 75
125
TOTAL
3063
2094
2337
2166
2120
Form 18
TC Heartland
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6. 30 Month Trend – Net Changes
First 5/31/15-11/30/15
Last 5/23/17-11/23/17
Change
ED Tex
1428
292
Down 80%
D Del
290
502
Up 73%
CD Cal
157
188
Up 20%
D NJ
122
110
Down 10%
ND Cal
101
144
Up 43%
ND Ill 96
125
Up 30%
TOTAL
3063
2120
Down 31%
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7. NPE or Not NPE?
Sources: RPX 2012, 2014, 2015 Reports, Unified Patents 2016, 2017 Reports
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8. Civil Procedure’s Impact on Patent Litigation Numbers
Joinder of Defendants (2012)
FRCP 20
35 USC § 299
 Spike in numbers of suits filed
Pleading Standards (2015)
FRCP 83 and Form 18
Iqbal
 Decline in numbers of suits filed
Venue (2017)
28 USC § § 1391, 1400(b)
TC Heartland
 Shift in where suits are filed
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