New York attorney record · Judicial Dept 2
Jack Louis Lipson
Harvard Law School alumna, admitted to the New York bar in 1958, registered office in Washington, DC. A half-lifetime's worth of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1958
- Admitted
- 68
- Years in bar
- 1255090
- NY reg #
The record in one line
Jack Louis Lipson carries a "Delinquent" status on the New York bar register, on record since 1958 - confirm the exact standing and any discipline history directly with the state bar before engaging.
- 68 yrs
- since first admission to the bar
- Suspended
- current bar status: "Delinquent"
- #3 of 12,540
- by tenure in Washington office peers
- Law school
- Harvard Law School
Data updated September 2026
What this profile tells you
Bar status & tenure
Jack Louis Lipson is registered as bar number 1255090 with the New York bar authority, carrying a current status of "Delinquent", suspended or delinquent, verify terms with the bar before engaging. Registration is recorded within Judicial Department 2, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Arnold & Porter LLP, located in Washington, DC, ZIP 20001. 5 other attorneys share this firm affiliation in the registry. Educational background: HARVARD LAW SCHOOL (16,712 registered alumni).
State context & due diligence
A "Delinquent" status falls outside the New York bar's active cohort. The breakdown below shows what share of the register that represents, and how to verify current standing directly with the state bar.
Tenure among Washington, DC office peers
Jack Louis Lipson is earlier in the Washington, DC office cohort than most peers: local tenure rank #3 of 12,540 (0th percentile). See the Washington attorney directory .
- Local rank
- #3
- City cohort
- 12,540
- Local percentile
- 0th
- Admitted
- 1958
Nearest tenure peers in Washington
- Gordon Pier Macdougall admitted 1958 · 68 yr
- Pauline Newman admitted 1958 · 68 yr
- Peter Ronald Rosenblatt admitted 1959 · 67 yr
- Don Wallace Jr admitted 1957 · 69 yr
How local rank is computed
Rank uses years since NY-bar admission among non-deceased registry rows that list the same office city and state, a local placement, not a statewide claim. Source: NY Office of Court Administration Attorney Registration · as of September 2026. Derived local rank, not published upstream.
How Jack compares to fellow Harvard Law School alumni
Among the 3,384 Harvard Law School graduates in the New York register, Jack Louis Lipson is longer-tenured than 99%.
68 years vs. Harvard Law School alumni
Years since admission - 3,384 NY-registered alumni of this school
68 Top 1% higher than 99% of 3,384 fellow alumni
Each bar is a band; taller bars hold more fellow alumni. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NY Office of Court Administration, Attorney Registration · September 2026
Harvard Law School's active-bar rate
Of Harvard Law School's 16,712 alumni in the New York register, 63.6% currently hold "Currently registered" status, below the statewide average.
The 1958 admission class today
Of the 1,510 attorneys admitted to the New York bar in 1958, 4.6% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Delinquent
- Registration Number
- 1255090
- Year Admitted
- 1958 (68 yrs · veteran)
- Judicial Department
- 2
- Next Registration
- Dec 2026
Location & Contact
- Company
- Arnold & Porter LLP
- City
- Washington, DC
- ZIP Code
- 20001
- Phone
- (202) 942-6399
Education
Status Distribution Across the New York Bar
Jack Louis Lipson's current status, "Delinquent", places this record outside the 67.2% of the 432,625-attorney New York register currently marked active.
Full statewide breakdown & source note
Source: NY Office of Court Administration, Attorney Registrations. Status counts reflect the latest reporting cycle. Bar status confirms registration only; it does not imply competence, specialty fit, or freedom from complaints.
Same firm affiliation: Arnold & Porter LLP
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
Near-tenure Harvard Law School alumni
Fellow alumni on the NY register whose admission year is closest to 1958 (excluding same-firm colleagues above).
Same admission year (1958), other cities
NY-registered attorneys admitted in 1958 whose listed office city differs from Washington, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Jack Louis Lipson: closest NY bar admission year outside DC, and closest out-of-state office cities by how many NY-registered attorneys they list (~12,541 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~1958)
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
Verify This Attorney
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Compare attorneys →Before you rely on this record
Jack Louis Lipson carries a "Delinquent" status. Verify the exact scope and dates of this action directly with the state bar before acting on it.
Frequently Asked Questions
Where is Jack Lipson licensed?
Jack Lipson is licensed to practice law in New York.
When was Jack Louis Lipson admitted to the bar?
Jack Louis Lipson's admission to the New York bar dates back to 1958.
Where did Jack Louis Lipson go to law school?
Jack Louis Lipson attended HARVARD LAW SCHOOL.
What company does Jack Louis Lipson work for?
Jack Louis Lipson is associated with Arnold & Porter LLP in Washington, DC.
Is Jack Louis Lipson in good standing?
No, Jack Louis Lipson carries a "Delinquent" status, not active standing. Confirm the exact scope directly with the state bar before engaging.
Cite this page & disclosure
Sourced from the NY Office of Court Administration, informational only, not legal advice. Full disclosure.
Read our methodology - how this data is sourced, computed, and verified.