Atty. Harry C. Marcus
Harry C. Marcus is a lawyer practicing counseling, opinions, due diligence investigations and 7 other areas of law.
Counseling & More Attorney · Serving New York, NY · 61+ Years Experience
Profile Summary
About Harry C. Marcus at a Glance
Harry C. Marcus is a Partner based in New York, New York, practicing at Locke Lord LLP. They have 61+ years of legal experience, licensed to practice since 1965. Their practice focuses on patent, ip, m&a, litigation, and consumer. Admitted to practice in New York U.S. District Court, Southern Districts of New York U.S. District Court, Eastern Districts (1965). Educated at New York University (J.D., 1964) and Syracuse University (B.S.M.E., 1961). Recognitions include AV Preeminent. Active member of New York State and American Bar Associations American Intellectual Property Law Association New York Intellectual Property Law Association The Association of Trial Lawyers of America. Serves clients in New York, NY and the surrounding metropolitan area.
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About Harry C. Marcus
- Harry C. Marcus is a lawyer practicing counseling, opinions, due diligence investigations and 7 other areas of law
- Harry received a B.S.M.E. degree from Syracuse University in 1961, and has been licensed for 61 years
- Harry practices at Locke Lord LLP in New York, NY
Practice Areas Explained
Harry C. Marcus's Areas of Legal Practice
Each practice area below reflects the types of cases Harry C. Marcus handles, with a practical overview of what that area of law involves and how it may apply to your situation in New York.
Patent Law in New York
Harry C. Marcus is one of 20,632 patent attorneys indexed nationally. Browse patent attorneys in New York →
Intellectual Property in New York
IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.
Harry C. Marcus is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in New York →
Mergers & Acquisitions in New York
Harry C. Marcus is one of 49,430 m&a attorneys indexed nationally. Browse m&a attorneys in New York →
Civil Litigation in New York
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
Harry C. Marcus is one of 450,750 litigation attorneys indexed nationally. Browse litigation attorneys in New York →
Consumer Protection in New York
Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.
Harry C. Marcus is one of 50,226 consumer attorneys indexed nationally. Browse consumer attorneys in New York →
Jurisdictional Context
Why Local Counsel Matters in New York
Practicing law in New York. Legal matters in New York are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in New York are typically filed in the local municipal court or the appropriate New York state district court, depending on subject matter and amount in controversy. An attorney licensed in New York 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 New York courts without local counsel or pro hac vice admission.
New York Courts and Legal Process
Choosing a New York-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 New York attorneys? Browse all attorneys in New York or all attorneys in New York.
Frequently Asked
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Professional Profile
Why Clients in New York Choose Harry C. Marcus
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 Harry C. Marcus's practice in the field of patent, ip, m&a, litigation, and consumer.
Decade-Tested Legal Experience
Harry C. Marcus brings 61+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Broad Practice Area Coverage
Covering patent, ip, and m&a, Harry C. Marcus can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in New York
A New York-based practice means Harry C. Marcus 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 Harry C. Marcus Handles in New York
Below is a representative sample of the types of matters Harry C. Marcus has experience with under New York 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 Harry C. Marcus directly to discuss the specifics of your situation.
Search Reference
How People Find Harry C. Marcus Online
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Harry C. Marcus's Practice Areas & Specializations
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