Atty. Denis Ostrovsky

Atty. Denis Ostrovsky

Denis Ostrovsky is a lawyer practicing intellectual property. Denis has been licensed for 14 years.

Washington Washington 14 yrs experience 14 year
Call (771) 220-6275 Book Appointment

Profile Summary

About Denis Ostrovsky at a glance

Denis Ostrovsky is a ip attorney based in Washington, District of Columbia. They have 14+ years of legal experience, licensed to practice since 2012. Admitted to practice in Maryland (2012). Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Denis Ostrovsky is a lawyer practicing intellectual property
  • Denis has been licensed for 14 years
  • Denis practices in Washington, DC

Practice Areas Explained

Denis Ostrovsky's Areas of Practice

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

Intellectual Property

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

Denis Ostrovsky is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in District of Columbia →

Jurisdictional Context

Why local counsel matters in District of Columbia

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

Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common questions about Denis Ostrovsky

Where is Denis Ostrovsky's law office located?
Denis Ostrovsky's law practice is located in Washington, District of Columbia. You can contact the office directly through this profile page.
What practice areas does Denis Ostrovsky handle?
Denis Ostrovsky focuses on ip. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Denis Ostrovsky practiced law?
Denis Ostrovsky has 14+ years of legal experience and has been licensed since 2012.
How can I contact Denis Ostrovsky for a consultation?
You can contact Denis Ostrovsky 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.

Practice Areas

Bar Admissions

Maryland
Admitted: 2012

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