New York attorney record · Judicial Dept 3
Thomas John Kniffen
John Marshall Law School Chicago alumna, admitted to the New York bar in 1980, registered office in Farmington, CT. A half-lifetime's worth of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1980
- Admitted
- 46
- Years in bar
- 1775030
- NY reg #
The record in one line
Thomas John Kniffen has spent 46 years on the register since admission in 1980, one of the longest-standing active practitioners the state bar carries at 92% tenure percentile.
- 46 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #1 of 85
- by tenure in Farmington office peers
- Law school
- John Marshall Law School Chicago
Data updated August 2026
What this profile tells you
Bar status & tenure
Thomas John Kniffen has carried New York bar registration 1775030 for the better part of a career, still active and in good standing. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Law Office Of Thomas J. Kniffen, located in Farmington, CT, ZIP 06032. Educational background: John Marshall Law School Chicago (180 registered alumni).
State context & due diligence
Across a career spanning 46 years, Thomas John Kniffen has remained part of the New York bar's active cohort, a share of the register detailed further below.
Experience vs. the active New York bar
Thomas John Kniffen's 46 years since a 1980 admission places this record near the far edge of the statewide tenure curve below.
46 years on the New York bar
Years since admission, all currently-active NY attorneys
46 Top 8% higher than 92% of 290,787 active NY attorneys
Each bar is a band; taller bars hold more active NY attorneys. 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 · August 2026
Tenure among Farmington, CT office peers
Thomas John Kniffen is toward the newer end of Farmington, CT's NY register cohort: #1 of 85 by years since admission. See the Farmington attorney directory .
- Local rank
- #1
- City cohort
- 85
- Local percentile
- 0th
- Admitted
- 1980
Nearest tenure peers in Farmington
- Constance Elaine Blackwood admitted 1980 · 46 yr
- Geoffrey W. Sager admitted 1984 · 42 yr
- Tess Leopold admitted 1986 · 40 yr
- David S. Hebbeler admitted 1987 · 39 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 August 2026. Derived local rank, not published upstream.
How Thomas compares to fellow John Marshall Law School Chicago alumni
Among the 127 John Marshall Law School Chicago graduates in the New York register, Thomas John Kniffen is longer-tenured than 99%.
46 years vs. John Marshall Law School Chicago alumni
Years since admission - 127 NY-registered alumni of this school
46 Top 1% higher than 99% of 127 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 · August 2026
John Marshall Law School Chicago's active-bar rate
Of John Marshall Law School Chicago's 180 alumni in the New York register, 78.3% currently hold "Currently registered" status, above the statewide average.
The 1980 admission class today
Of the 4,659 attorneys admitted to the New York bar in 1980, 52% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 1775030
- Year Admitted
- 1980 (46 yrs · veteran)
- Judicial Department
- 3
- Next Registration
- Mar 2028
Location & Contact
- Company
- Law Office Of Thomas J. Kniffen
- City
- Farmington, CT
- ZIP Code
- 06032
- Phone
- (646) 343-7785
Education
Status Distribution Across the New York Bar
Thomas John Kniffen's current status, "Currently registered", places this attorney in 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.
Near-tenure John Marshall Law School Chicago alumni
Fellow alumni on the NY register whose admission year is closest to 1980 (excluding same-firm colleagues above).
Same admission year (1980), other cities
NY-registered attorneys admitted in 1980 whose listed office city differs from Farmington, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Thomas John Kniffen: closest NY bar admission year outside CT, and closest out-of-state office cities by how many NY-registered attorneys they list (~86 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~1980)
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
Verify This Attorney
Verify on NY Courts Attorney SearchNearby Attorneys in Farmington, CT
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Compare Thomas John Kniffen with similar attorneys in Farmington.
Compare attorneys →Before you rely on this record
Thomas John Kniffen's "Currently registered" listing confirms bar standing only, it is a registration fact to verify, not a verdict on quality or competence.
Frequently Asked Questions
Where is Thomas Kniffen licensed?
Thomas Kniffen is licensed to practice law in New York.
When was Thomas John Kniffen admitted to the bar?
Thomas John Kniffen's admission to the New York bar dates back to 1980.
Where did Thomas John Kniffen go to law school?
Thomas John Kniffen attended John Marshall Law School Chicago.
What company does Thomas John Kniffen work for?
Thomas John Kniffen is associated with Law Office Of Thomas J. Kniffen in Farmington, CT.
Is Thomas John Kniffen in good standing?
Yes, Thomas John Kniffen holds active bar status ("Currently registered").
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.