Atty. Patrick Stephen Griffin
Mr. Patrick Stephen Griffin is a lawyer practicing intellectual property, patent application, appeals.
Appeals & More Attorney · Serving Philadelphia, PA · 17+ Years Experience
Profile Summary
About Patrick Stephen Griffin at a Glance
Patrick Stephen Griffin is a patent, ip, and appellate attorney based in Philadelphia, Pennsylvania. They have 17+ years of legal experience, licensed to practice since 2009. Admitted to practice in Pennsylvania (2009) and District of Columbia (2010). Educated at Thomas M. Cooley Law School (J.D., 2009) and Drexel University, Philadelphia, PA B.S. Computer Engineering (—). Active member of Bar of the Commonwealth of Pennsylvania American Intellectual Property Law Association American Bar Association. Serves clients in Philadelphia, PA and the surrounding metropolitan area.
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About Patrick Stephen Griffin
- Mr. Patrick Stephen Griffin is a lawyer practicing intellectual property, patent application, appeals
- Patrick received a B.S. degree from Drexel University, Philadelphia, PA, and has been licensed for 17 years
- Patrick practices in Philadelphia, PA
Practice Areas Explained
Patrick Stephen Griffin's Areas of Legal Practice
Each practice area below reflects the types of cases Patrick Stephen Griffin handles, with a practical overview of what that area of law involves and how it may apply to your situation in Philadelphia.
Patent Law in Philadelphia
Patrick Stephen Griffin is one of 20,632 patent attorneys indexed nationally. Browse patent attorneys in Pennsylvania →
Intellectual Property in Philadelphia
IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.
Patrick Stephen Griffin is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in Pennsylvania →
Appellate Practice in Philadelphia
Appellate attorneys for civil and criminal appeals at state and federal court.
Patrick Stephen Griffin is one of 85,572 appellate attorneys indexed nationally. Browse appellate attorneys in Pennsylvania →
Jurisdictional Context
Why Local Counsel Matters in Philadelphia
Practicing law in Pennsylvania. Legal matters in Pennsylvania are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Philadelphia are typically filed in the local municipal court or the appropriate Pennsylvania state district court, depending on subject matter and amount in controversy. An attorney licensed in Pennsylvania 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 Pennsylvania courts without local counsel or pro hac vice admission.
Philadelphia Courts and Legal Process
Choosing a Philadelphia-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 Pennsylvania attorneys? Browse all attorneys in Philadelphia or all attorneys in Pennsylvania.
Frequently Asked
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Professional Profile
Why Clients in Philadelphia Choose Patrick Stephen Griffin
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 Patrick Stephen Griffin's practice in the field of patent, ip, and appellate.
Decade-Tested Legal Experience
Patrick Stephen Griffin brings 17+ 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 Pennsylvania and District of Columbia, Patrick Stephen Griffin can represent clients in cases that span state lines or require counsel in multiple jurisdictions.
Broad Practice Area Coverage
Covering patent, ip, and appellate, Patrick Stephen Griffin can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Philadelphia
A Philadelphia-based practice means Patrick Stephen Griffin 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 Patrick Stephen Griffin Handles in Philadelphia
Below is a representative sample of the types of matters Patrick Stephen Griffin has experience with under Pennsylvania 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 Patrick Stephen Griffin directly to discuss the specifics of your situation.
Search Reference
How People Find Patrick Stephen Griffin Online
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Patrick Stephen Griffin's Practice Areas & Specializations
Education & Law School Background
Bar Admissions & Licensed Jurisdictions
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