Atty. David A Sumy
David A Sumy is a lawyer practicing patent law. David received a B.Mus. degree from Berklee College of Music in 1993, and has been licensed for 28 years.
Patent Law Attorney · Serving Herndon, VA · 28+ Years Experience
Profile Summary
About David A Sumy at a Glance
David A Sumy is a ip attorney based in Herndon, Virginia. They have 28+ years of legal experience, licensed to practice since 1998. Admitted to practice in Illlinois (1998) and District of Columbia registered to practice before U.S. Patent and Trademark Office (1999). Educated at John Marshall Law School (J.D. John, 1998) and Berklee College of Music (B.Mus., 1993). Serves clients in Herndon, VA and the surrounding metropolitan area.
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About David A Sumy
- David A Sumy is a lawyer practicing patent law
- David received a B.Mus. degree from Berklee College of Music in 1993, and has been licensed for 28 years
- David practices in Herndon, VA
Practice Areas Explained
David A Sumy's Areas of Legal Practice
Each practice area below reflects the types of cases David A Sumy handles, with a practical overview of what that area of law involves and how it may apply to your situation in Herndon.
Intellectual Property in Herndon
IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.
David A Sumy is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in Virginia →
Jurisdictional Context
Why Local Counsel Matters in Herndon
Practicing law in Virginia. Legal matters in Virginia are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Herndon are typically filed in the local municipal court or the appropriate Virginia state district court, depending on subject matter and amount in controversy. An attorney licensed in Virginia 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 Virginia courts without local counsel or pro hac vice admission.
Herndon Courts and Legal Process
Choosing a Herndon-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 Virginia attorneys? Browse all attorneys in Herndon or all attorneys in Virginia.
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Professional Profile
Why Clients in Herndon Choose David A Sumy
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 David A Sumy's practice in the field of ip.
Decade-Tested Legal Experience
David A Sumy brings 28+ 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 Illlinois and District of Columbia registered to practice before U.S. Patent and Trademark Office, David A Sumy can represent clients in cases that span state lines or require counsel in multiple jurisdictions.
Focused IP Practice
Concentrating on ip means David A Sumy's knowledge of relevant statutes, case law, and procedural nuances stays current — unlike generalist practices that spread attention across unrelated fields.
Local Presence in Herndon
A Herndon-based practice means David A Sumy 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 David A Sumy Handles in Herndon
Below is a representative sample of the types of matters David A Sumy has experience with under Virginia law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.
This list is illustrative, not exhaustive. Contact David A Sumy directly to discuss the specifics of your situation.
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How People Find David A Sumy Online
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David A Sumy's Practice Areas & Specializations
Education & Law School Background
Bar Admissions & Licensed Jurisdictions
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