William C Cahill, Copyright Attorney in Phoenix, Arizona
Over 65 years of legal practice · focused on Copyright, General, and IP · 5.0/5 rating from 1 verified client review
MemberatCahill Glazer Plc
Phoenix, AZ
Practicing copyright in Phoenix since 1961.
- 65+
- Years practicing
- 5.0 ★
- 1 client review
- 7
- Bar admissions
Are you William C Cahill?
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Quick answer
William C Cahill is a member based in Phoenix, AZ. The practice focuses on Copyright, General, and IP. William has over 65 years of legal experience. Currently practicing at Cahill Glazer Plc. Rated 5.0 out of 5 from 1 client review.
- Based in
- Phoenix, AZ
- Experience
- over 65 years
- Known for
- Copyright · General · IP
- Handles Copyright, General, and IP matters from Phoenix, AZ.
- Over 65 years of practice as a licensed attorney.
- Recognized with AV Preeminent.
About William C Cahill: William C Cahill is a member based in Phoenix, AZ. The practice focuses on Copyright, General, and IP. William has over 65 years of legal experience. Currently practicing at Cahill Glazer Plc. Rated 5.0 out of 5 from 1 client review.
Areas of practice
Practice areas handled by William C Cahill
William concentrates on copyright, general, ip, litigation, and trademark. Each area below outlines the kind of case William handles, typical outcomes to expect, and how the intake process starts.
Copyright
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General
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IP
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Litigation
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Trademark
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Trade Secrets
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Copyright cases in Phoenix, Arizona
William takes copyright matters in Phoenix, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
General cases in Phoenix, Arizona
William takes general matters in Phoenix, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
IP cases in Phoenix, Arizona
William takes ip matters in Phoenix, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
Litigation cases in Phoenix, Arizona
William takes litigation matters in Phoenix, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
Trademark cases in Phoenix, Arizona
William takes trademark matters in Phoenix, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
Biography
About William C Cahill — Over 65 years of Arizona copyright experience
William C Cahill is a member based in Phoenix, AZ. The practice focuses on Copyright, General, and IP. William has over 65 years of legal experience. Currently practicing at Cahill Glazer Plc. Rated 5.0 out of 5 from 1 client review.
Mr. William C Cahill is a lawyer practicing trademark and copyright law, computer software, intellectual property and 4 other areas of law. William received a B.E.E. degree from University of Akron in 1955, and has been licensed for 65 years. William practices at Cahill Law Firm LLC in Phoenix, AZ.
William's approach to copyright cases
Mr. William C Cahill is a lawyer practicing trademark and copyright law, computer software, intellectual property and 4 other areas of law. William received a B.E.E. degree from University of Akron in 1955, and has been licensed for 65 years. William practices at Cahill Law Firm LLC in Phoenix, AZ.
The kind of cases William takes
William reviews new inquiries case-by-case for copyright, general, and ip matters in Phoenix and the surrounding Arizona area.
Credentials
William C Cahill's legal education and bar admissions
George Washington University
J.D. · 1960
University of Akron
B.E.E. University · 1955
Jurisdictions
William's state bar admissions
U.S. Court of Appeal
1982 · ACTIVE
District of Columbia
1978 · ACTIVE
U.S. Supreme Court
1968 · ACTIVE
U.S. Court of Appeal
1967 · ACTIVE
U.S. Court of Appeal
1967 · ACTIVE
U.S. District Court
1963 · ACTIVE
Arizona
1961 · ACTIVE
William studied at J.D. in George Washington University and B.E.E. University in University of Akron.
Law school and academic background
William completed J.D. in George Washington University and B.E.E. University in University of Akron. Formal legal training is one signal of substantive knowledge — the day-to-day practice William runs in Arizona is where that training gets applied to real client questions.
Recognition
Awards, publications, and recognition of William C Cahill
William has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
AV Preeminent
Legal awards and honors
AV Preeminent.
Affiliations
William's professional memberships and bar associations
The District of Columbia Bar American Bar Association State Bar of Arizona American Intellectual Property Law Association Institute of Electrical and Electronic Engineers United States Trademark Association
membership
Locations
William C Cahill's office in Phoenix
William's primary office is at 2141 East Highland Avenue, Suite 155, Phoenix, AZ, 85016-4762. In-person meetings are by appointment; a phone intake usually comes first.
Cahill Glazer Plc
2141 East Highland Avenue, Suite 155
Phoenix, AZ 85016-4762
Open in Google MapsClient feedback
Client reviews of William C Cahill — 5.0/5 rating from 1 verified client review
Every review below is from a verified client of William. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing copyright attorneys in Phoenix.
5.0
1 client review
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once William C Cahill claims this profile.
Read all reviewsHiring guide
How to hire William C Cahill — what to expect in your first consultation
Working with a new copyright attorney should feel structured. Here's how the first two conversations with William usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
William charges for the initial consult. That fee is credited toward representation if you retain William's office.
What to bring to your first meeting
Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; William will tell you what matters and what doesn't.
Questions to ask a copyright attorney in Phoenix, Arizona
A short list to run through before you commit: How many copyright matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?
Fees & payment
Fees, payment methods, and consultation options for William
William discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in copyright practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every copyright matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. William confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
William's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many copyright practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about William C Cahill
How much does it cost to hire William for a copyright case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. William walks through the likely range during the consult so there are no surprises.
Does William offer a free consultation?
William charges for the initial consult; that fee is credited toward representation if you retain William's office. Some copyright attorneys offer free consults — check William's current terms during booking.
How long do copyright cases in Arizona typically take?
Simple copyright matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. William gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can William take my case if I'm outside Phoenix?
William is licensed in Arizona. Matters governed by Arizona law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — William will tell you if the case is a fit or refer you to someone closer to your court.
What should I bring to my first meeting with William?
Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. William will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is William accepting new copyright clients right now?
William's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.
Areas served
Copyright attorneys serving Phoenix, Tucson and Scottsdale in Arizona
William handles copyright matters throughout Arizona. Each city below is a direct link into the search page for verified copyright attorneys in that community.
More counsel
Other top-rated copyright attorneys in Arizona
If William's intake is full or the fit isn't right, these copyright attorneys in Phoenix handle similar matters. Every profile below is verified and open to consultations.





