Atty. Matthew Clay Loppnow

Atty. Matthew Clay Loppnow

Atty. Matthew Clay Loppnow is a lawyer practicing patent application, copyright application, trademark application and 4 other areas of law.

Annapolis Annapolis 25 yrs experience 25 year
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Profile Summary

About Matthew Clay Loppnow at a glance

Matthew Clay Loppnow is a Partner based in Annapolis, Maryland, practicing at Prass LLP. They have 25+ years of legal experience, licensed to practice since 2001. Their practice focuses on patent, trademark, copyright, and ip. Admitted to practice in Wisconsin registered to practice before U.S. Patent and Trademark Office (2001). Educated at George Mason University School of Law (J.D., 1998) and University of Wisconsin-Platteville (B.S.E.E., 1994). Active member of American Intellectual Property Law Association, 1995—. Serands clients in Annapolis, MD and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Atty. Matthew Clay Loppnow is a lawyer practicing patent application, copyright application, trademark application and 4 other areas of law
  • Matthew received a B.S.E.E. degree from University of Wisconsin-Platteville in 1994, and has been licensed for 25 years
  • Matthew practices at Prass LLP in Annapolis, MD

Practice Areas Explained

Matthew Clay Loppnow's Areas of Practice

Each practice area below reflects the types of cases Matthew Clay Loppnow handles, with a brief overview of what that area of law covers.

Patent Law

Matthew Clay Loppnow is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Maryland →

Trademark Law

Matthew Clay Loppnow is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in Maryland →

Copyright Law

Matthew Clay Loppnow is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in Maryland →

Intellectual Property

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

Matthew Clay Loppnow is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Maryland →

Jurisdictional Context

Why local counsel matters in Maryland

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

Looking for additional Maryland attorneys? Browse all attorneys in Annapolis or all attorneys in Maryland.

Frequently Asked

Common questions about Matthew Clay Loppnow

Where is Matthew Clay Loppnow's law office located?
Matthew Clay Loppnow's law practice is located in Annapolis, Maryland. The firm is Prass LLP. You can contact the office directly through this profile page.
What practice areas does Matthew Clay Loppnow handle?
Matthew Clay Loppnow focuses on patent, trademark, copyright, ip. Each practice area listed reflects experience handling cases of that type in Maryland.
How long has Matthew Clay Loppnow practiced law?
Matthew Clay Loppnow has 25+ years of legal experience and has been licensed since 2001.
Where did Matthew Clay Loppnow go to law school?
Matthew Clay Loppnow earned their education at (J.D., 1998); (B.S.E.E., 1994).
How can I contact Matthew Clay Loppnow for a consultation?
You can contact Matthew Clay Loppnow 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.

Education

J.D.
George Mason University School of Law
- 1998
B.S.E.E.
University of Wisconsin-Platteville
- 1994

Bar Admissions

Wisconsin registered to practice before U.S. Patent and Trademark Office
Admitted: 2001

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