Lerner David Littenberg
Lerner David Littenberg is a United States-based patent law firm with 36 years of recorded international activity (1990–2025). 6,805 total international patent cases are on record, spanning 4 foreign jurisdictions and 4,241 distinct corporate applicants. This public snapshot is drawn from FlowIP's IP5 patent exchange dataset; full partner lists, time series, and decision-maker analysis are available to signed-in users.
- Total cases
- 6,805
- Last 5 years
- 234
- Applicants
- 4,241
- Flow type
- Outgoing-heavy
Applicant count reflects distinct corporate clients represented in outgoing filings.
Activity trend (last 10 years)
Top international partners
Sends cases to
Receives cases from
- YOU ME PATENT & LAW FIRMKR211 cases
- Bae, Kim & Lee LLCKR204 cases
- Boehmert & BoehmertEP188 cases
- RegimbeauEP161 cases
- PHIL & ONZI INT'L PATENT & LAW FIRMKR129 cases
Similar United States firms
See the full picture
This public profile shows the top 5 partners, summary trend, and aggregate applicant count. Sign in to see the complete partner list, year-by-year breakdown, decision-maker analysis (firm vs client-driven), and named top applicants for Lerner David Littenberg.