Counsel registry

Dority & Manning

12 case appearances — 4 as plaintiff counsel · 8 as defendant counsel.

Attorneys

Roles

backup counsel4
counsel4
PTAB counsel2
defense merits counsel (patent)2
IPR counsel2
backup counsel (PTAB)2
defense counsel2
backup counsel (Piper Networks)2
defendant counsel2
of counsel2
national counsel2

Cases (12)

Δ defendantMetrom Rail, LLC v. Ground Transportation Systems USA Inc. (formerly Thales; now Hitachi Rail GTS USA Inc.) et al.Steven A. Moore · backup counsel (PTAB)
Δ defendantMetrom Rail, LLC v. Ground Transportation Systems USA Inc. (now Hitachi Rail GTS USA Inc.) et al.Steven A. Moore · of counsel
Δ defendantMetrom Rail, LLC v. Ground Transportation Systems USA Inc. (subsequently Hitachi Rail GTS USA Inc.) et al.Steven A. Moore · PTAB counsel
Δ defendantMetrom Rail, LLC v. Massachusetts Bay Transportation Authority et al.Nicole Cunningham · defense merits counsel (patent)
π plaintiffSiemens Mobility, Inc. et al. v. Metrom Rail, LLCSteven A. Moore · backup counsel
π plaintiffSiemens Mobility, Inc. et al. v. Metrom Rail, LLCNicole S. Cunningham · counsel
Δ defendantSiemens Mobility, Inc. et al. v. Metrom Rail, LLCNicole S. Cunningham · IPR counsel
Δ defendantSiemens Mobility, Inc. et al. v. Metrom Rail, LLCSteven A. Moore · national counsel
π plaintiffSiemens Mobility, Inc. v. Metrom Rail, LLCNicole S. Cunningham · counsel
π plaintiffSiemens Mobility, Inc. v. Metrom Rail, LLCNicole S. Cunningham · backup counsel (Piper Networks)
Δ defendantSiemens Mobility, Inc. v. Metrom Rail, LLCNicole S. Cunningham · defense counsel
Δ defendantSiemens Mobility, Inc. v. Metrom Rail, LLCNicole S. Cunningham · backup counsel

Further reading

The America Invents Act (2011)
The AIA was the structural reform that gave defendants modern tools — IPR, broader prior art, joinder limits. The unfinished work is cost: AIA didn't make defense free, it made defense possible.
What is a patent troll?
Patent trolls are companies whose business is suing other companies. They make nothing, sell nothing, and add nothing — they collect old patents and use them to extract settlements from companies that actually do things.
Joint defense groups: economics, formation, and the privilege framework
An NPE sues twenty defendants on one patent. Solo, each faces $3-5M in defense costs. Pooled into a joint defense group, the per-defendant number drops to $200-500K. The economics only work if the privilege framework is set up correctly.
Most-litigated US patents: 12 patents that defined the patent troll era
If a demand letter lands on your desk citing one of these, you are not the first. The campaign playbook is on file. The defenses other defendants used are public record.
Patent trolls in 2025: the year in numbers
2025 was a banner year for patent trolls — and not by accident. Filings surged while the defendant's cheapest weapon, the PTAB, was quietly taken off the table. Here's what the reporting shows, and why the two are connected.

All resources →