Av. David P Petersen

Av. David P Petersen

Mr. David P Petersen is a lawyer practicing licensing, litigation, patent and other intellectual property disputes and 8 other areas of law.

Portland Portland 51 Yıl Deneyim 51 yıl
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Profile Summary

About David P Petersen at a glance

David P Petersen is a Partner based in Portland, Oregon, practforg at Klarquist Sparkman Llp. They have 51+ years of legal experience, licensed to practice since 1975. Their practice focuses on patent, trademark, copyright, ip, and litigation. Admitted to practice in Oregon registered to practice before U.S. Patent and Trademark Office (1975). Educated at University of Oregon (J.D., 1975) and Oregon State University (B.S. Electrical, 1972). Recognitions include AV Preeminent. Active member of Oregon State Bar Oregon Patent Law Association. Serands clients in Portland, OR and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

Hakkında

  • Mr. David P Petersen is a lawyer practicing licensing, litigation, patent and other intellectual property disputes and 8 other areas of law
  • David received a B.S. degree from Oregon State University in 1972, and has been licensed for 51 years
  • David practices at Klarquist Sparkman, LLP in Portland, OR

Practice Areas Explained

David P Petersen's Areas of Practice

Each practice area below reflects the types of cases David P Petersen handles, with a brief overview of what that area of law covers.

Patent Law

David P Petersen is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Oregon →

Trademark Law

David P Petersen is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in Oregon →

Copyright Law

David P Petersen is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in Oregon →

Intellectual Property

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

David P Petersen is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Oregon →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

David P Petersen is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Oregon →

Jurisdictional Context

Why local counsel matters in Oregon

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

Looking for additional Oregon attorneys? Browse all attorneys in Portland or all attorneys in Oregon.

Frequently Asked

Common questions about David P Petersen

Where is David P Petersen's law office located?
David P Petersen's law practice is located in Portland, Oregon. The firm is Klarquist Sparkman Llp. You can contact the office directly through this profile page.
What practice areas does David P Petersen handle?
David P Petersen focuses on patent, trademark, copyright, ip, litigation. Each practice area listed reflects experience handling cases of that type in Oregon.
How long has David P Petersen practiced law?
David P Petersen has 51+ years of legal experience and has been licensed since 1975.
Where did David P Petersen go to law school?
David P Petersen earned their education at (J.D., 1975); (B.S. Electrical, 1972).
How can I contact David P Petersen for a consultation?
You can contact David P Petersen 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.
What awards or recognition has David P Petersen received?
David P Petersen's notable recognition includes: AV Preeminent.

Eğitim

J.D.
University of Oregon
- 1975
B.S. Electrical
Oregon State University
- 1972

Ödüller

AV Preeminent

Bar Admissions

Oregon registered to practice before U.S. Patent and Trademark Office
Admitted: 1975

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