Atty. William K. Guild

Atty. William K. Guild

William K. Guild is a lawyer practicing trademark law, intellectual property law, unfair competition law and 3 other areas of law.

New York New York 65 yrs experience 65 year
Call (866) 467-7930 Book Appointment

Intellectual Property Law & More Attorney · Serving New York, NY · 65+ Years Experience

Profile Summary

About William K. Guild at a Glance

William K. Guild is a Member based in New York, New York, practicing at William K. Guild. They have 65+ years of legal experience, licensed to practice since 1961. Their practice focuses on trademark, estate planning, real estate, ip, and poa. Admitted to practice in New York (1961). Educated at Harvard University (LL.B., 1961) and Princeton University (A.B., 1957). Active member of Chairman, Committee on Trademark Law and Practice, 1976-1978, The Association of the Bar of the City of New York American Bar Association New York Intellectual Property Law Association. Serves clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About William K. Guild

  • William K. Guild is a lawyer practicing trademark law, intellectual property law, unfair competition law and 3 other areas of law
  • William received a A.B. degree from Princeton University in 1957, and has been licensed for 65 years
  • William practices at William K. Guild in New York, NY

Practice Areas Explained

William K. Guild's Areas of Legal Practice

Each practice area below reflects the types of cases William K. Guild handles, with a practical overview of what that area of law involves and how it may apply to your situation in New York.

Trademark Law in New York

William K. Guild is one of 23,086 trademark attorneys indexed nationally. Browse trademark attorneys in New York →

Estate Planning & Probate in New York

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

William K. Guild is one of 224,789 estate planning attorneys indexed nationally. Browse estate planning attorneys in New York →

Real Estate Law in New York

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

William K. Guild is one of 313,729 real estate attorneys indexed nationally. Browse real estate attorneys in New York →

Intellectual Property in New York

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

William K. Guild is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in New York →

Power of Attorney in New York

William K. Guild is one of 32,920 poa attorneys indexed nationally. Browse poa attorneys in New York →

Jurisdictional Context

Why Local Counsel Matters in New York

Practicing law in New York. Legal matters in New York are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in New York are typically filed in the local municipal court or the appropriate New York state district court, depending on subject matter and amount in controversy. An attorney licensed in New York brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in New York courts without local counsel or pro hac vice admission.

New York Courts and Legal Process

Choosing a New York-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

Looking for additional New York attorneys? Browse all attorneys in New York or all attorneys in New York.

Frequently Asked

Common Questions About William K. Guild

Where is William K. Guild's law office located?
William K. Guild's law practice is located in New York, New York. The firm is William K. Guild. You can contact the office directly through this profile page.
What practice areas does William K. Guild handle?
William K. Guild focuses on trademark, estate planning, real estate, ip, poa. Each practice area listed reflects experience handling cases of that type in New York.
How long has William K. Guild practiced law?
William K. Guild has 65+ years of legal experience and has been licensed since 1961.
Where did William K. Guild go to law school?
William K. Guild earned their education at (LL.B., 1961); (A.B., 1957).
How can I contact William K. Guild for a consultation?
You can contact William K. Guild directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Professional Profile

Why Clients in New York Choose William K. Guild

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish William K. Guild's practice in the field of trademark, estate planning, real estate, ip, and poa.

Decade-Tested Legal Experience

William K. Guild brings 65+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Broad Practice Area Coverage

Covering trademark, estate planning, and real estate, William K. Guild can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in New York

A New York-based practice means William K. Guild attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues William K. Guild Handles in New York

Below is a representative sample of the types of matters William K. Guild has experience with under New York law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Last wills and testaments
Estate Planning
Revocable living trusts
Estate Planning
Powers of attorney
Estate Planning
Probate proceedings
Estate Planning
Residential property transactions
Real Estate
Commercial lease disputes
Real Estate
Title and deed issues
Real Estate
Landlord-tenant conflicts
Real Estate
Trademark registration
IP
Copyright infringement defense
IP
Patent prosecution
IP
Trade secret protection
IP

This list is illustrative, not exhaustive. Contact William K. Guild directly to discuss the specifics of your situation.

Search Reference

How People Find William K. Guild Online

Prospective clients searching for legal help in New York commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like William K. Guild.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with William K. Guild directly.

Education & Law School Background

LL.B.
Harvard University
- 1961
A.B.
Princeton University
- 1957

Bar Admissions & Licensed Jurisdictions

New York
Admitted: 1961

Client Reviews & Ratings — William K. Guild

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