Atty. Douglas Eric Ringel
Douglas Eric Ringel is a lawyer practicing intellectual property litigation, patents, ethics / professional responsibility. Douglas received a B.S. degree from Cornell University in 1988, and has been licensed for 33 years.
Ethics & Professional Responsibility & More Attorney · Serving Washington, DC · 33+ Years Experience
Profile Summary
About Douglas Eric Ringel at a Glance
Douglas Eric Ringel is an Attorney based in Washington, District of Columbia, practicing at Potomac Law Group, PLLC. They have 33+ years of legal experience, licensed to practice since 1993. Their practice focuses on patent and ip. Admitted to practice in Florida (1993), New York (1993), and District of Columbia registered to practice before U.S. Patent and Trademark Office (2002). Educated at University of Michigan (J.D., 1992) and Cornell University (B.S., 1988). Active member of American Intellectual Property Law Association. Serves clients in Washington, DC and the surrounding metropolitan area.
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About Douglas Eric Ringel
- Douglas Eric Ringel is a lawyer practicing intellectual property litigation, patents, ethics / professional responsibility
- Douglas received a B.S. degree from Cornell University in 1988, and has been licensed for 33 years
- Douglas practices at Potomac Law Group, PLLC in Washington, DC
Practice Areas Explained
Douglas Eric Ringel's Areas of Legal Practice
Each practice area below reflects the types of cases Douglas Eric Ringel handles, with a practical overview of what that area of law involves and how it may apply to your situation in Washington.
Patent Law in Washington
Douglas Eric Ringel is one of 20,632 patent attorneys indexed nationally. Browse patent attorneys in District of Columbia →
Intellectual Property in Washington
IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.
Douglas Eric Ringel is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in District of Columbia →
Jurisdictional Context
Why Local Counsel Matters in Washington
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 venue, 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.
Washington Courts and Legal Process
Choosing a Washington-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 District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.
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Professional Profile
Why Clients in Washington Choose Douglas Eric Ringel
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 Douglas Eric Ringel's practice in the field of patent and ip.
Decade-Tested Legal Experience
Douglas Eric Ringel brings 33+ 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 Florida, New York, and District of Columbia registered to practice before U.S. Patent and Trademark Office, Douglas Eric Ringel can represent clients in cases that span state lines or require counsel in multiple jurisdictions.
Broad Practice Area Coverage
Covering patent and ip, Douglas Eric Ringel can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Washington
A Washington-based practice means Douglas Eric Ringel 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 Douglas Eric Ringel Handles in Washington
Below is a representative sample of the types of matters Douglas Eric Ringel has experience with under District of Columbia 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 Douglas Eric Ringel directly to discuss the specifics of your situation.
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How People Find Douglas Eric Ringel Online
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Douglas Eric Ringel's Practice Areas & Specializations
Education & Law School Background
Bar Admissions & Licensed Jurisdictions
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