Atty. John Francis McDevitt

Atty. John Francis McDevitt

John Francis McDevitt is a lawyer practicing patents, international intellectual property. John received a B.S. degree from Purdue University in 1951, and has been licensed for 69 years.

Willoughby Hills Willoughby Hills 69 yrs experience 69 year
Call (330) 864-5550 Book Appointment

International Intellectual Property & More Attorney · Serving Willoughby Hills, OH · 69+ Years Experience

Profile Summary

About John Francis McDevitt at a Glance

John Francis McDevitt is a patent and ip attorney based in Willoughby Hills, Ohio. They have 69+ years of legal experience, licensed to practice since 1957. Admitted to practice in Ohio (1957) and Massachusetts (1959). Educated at Cleveland Marshall College of Law (LL.B., 1957) and Purdue University (B.S., 1951). Serves clients in Willoughby Hills, OH and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About John Francis McDevitt

  • John Francis McDevitt is a lawyer practicing patents, international intellectual property
  • John received a B.S. degree from Purdue University in 1951, and has been licensed for 69 years
  • John practices in Willoughby Hills, OH

Practice Areas Explained

John Francis McDevitt's Areas of Legal Practice

Each practice area below reflects the types of cases John Francis McDevitt handles, with a practical overview of what that area of law involves and how it may apply to your situation in Willoughby Hills.

Patent Law in Willoughby Hills

John Francis McDevitt is one of 20,632 patent attorneys indexed nationally. Browse patent attorneys in Ohio →

Intellectual Property in Willoughby Hills

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

John Francis McDevitt is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in Ohio →

Jurisdictional Context

Why Local Counsel Matters in Willoughby Hills

Practicing law in Ohio. Legal matters in Ohio are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Willoughby Hills are typically filed in the local municipal court or the appropriate Ohio state district court, depending on subject matter and amount in controversy. An attorney licensed in Ohio 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 Ohio courts without local counsel or pro hac vice admission.

Willoughby Hills Courts and Legal Process

Choosing a Willoughby Hills-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 Ohio attorneys? Browse all attorneys in Willoughby Hills or all attorneys in Ohio.

Frequently Asked

Common Questions About John Francis McDevitt

Where is John Francis McDevitt's law office located?
John Francis McDevitt's law practice is located in Willoughby Hills, Ohio. You can contact the office directly through this profile page.
What practice areas does John Francis McDevitt handle?
John Francis McDevitt focuses on patent, ip. Each practice area listed reflects experience handling cases of that type in Ohio.
How long has John Francis McDevitt practiced law?
John Francis McDevitt has 69+ years of legal experience and has been licensed since 1957.
Where did John Francis McDevitt go to law school?
John Francis McDevitt earned their education at (LL.B., 1957); (B.S., 1951).
How can I contact John Francis McDevitt for a consultation?
You can contact John Francis McDevitt 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 Willoughby Hills Choose John Francis McDevitt

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 John Francis McDevitt's practice in the field of patent and ip.

Decade-Tested Legal Experience

John Francis McDevitt brings 69+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in Ohio and Massachusetts, John Francis McDevitt can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering patent and ip, John Francis McDevitt can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Willoughby Hills

A Willoughby Hills-based practice means John Francis McDevitt 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 John Francis McDevitt Handles in Willoughby Hills

Below is a representative sample of the types of matters John Francis McDevitt has experience with under Ohio law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Trademark registration
IP
Copyright infringement defense
IP
Patent prosecution
IP
Trade secret protection
IP

This list is illustrative, not exhaustive. Contact John Francis McDevitt directly to discuss the specifics of your situation.

Search Reference

How People Find John Francis McDevitt Online

Prospective clients searching for legal help in Willoughby Hills 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 John Francis McDevitt.

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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 John Francis McDevitt directly.

John Francis McDevitt's Practice Areas & Specializations

Education & Law School Background

LL.B.
Cleveland Marshall College of Law
- 1957
B.S.
Purdue University
- 1951

Bar Admissions & Licensed Jurisdictions

Ohio
Admitted: 1957
Massachusetts
Admitted: 1959

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