Atty. Patrick Stephen Griffin

Atty. Patrick Stephen Griffin

Mr. Patrick Stephen Griffin is a lawyer practicing intellectual property, patent application, appeals.

Philadelphia Philadelphia 17 yrs experience 17 year
Call (215) 610-3945 Book Appointment

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. Serands clients in Philadelphia, PA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • 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 Practice

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

Patent Law

Patrick Stephen Griffin is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Pennsylvania →

Intellectual Property

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

Patrick Stephen Griffin is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Pennsylvania →

Appellate Practice

Appellate attorneys for civil and criminal appeals at state and federal court.

Patrick Stephen Griffin is one of 86,319 appellate attorneys indexed nationally. Browse appellate attorneys in Pennsylvania →

Jurisdictional Context

Why local counsel matters in Pennsylvania

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 andnue, 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.

Looking for additional Pennsylvania attorneys? Browse all attorneys in Philadelphia or all attorneys in Pennsylvania.

Frequently Asked

Common questions about Patrick Stephen Griffin

Where is Patrick Stephen Griffin's law office located?
Patrick Stephen Griffin's law practice is located in Philadelphia, Pennsylvania. You can contact the office directly through this profile page.
What practice areas does Patrick Stephen Griffin handle?
Patrick Stephen Griffin focuses on patent, ip, appellate. Each practice area listed reflects experience handling cases of that type in Pennsylvania.
How long has Patrick Stephen Griffin practiced law?
Patrick Stephen Griffin has 17+ years of legal experience and has been licensed since 2009.
Where did Patrick Stephen Griffin go to law school?
Patrick Stephen Griffin earned their education at (J.D., 2009); (—).
How can I contact Patrick Stephen Griffin for a consultation?
You can contact Patrick Stephen Griffin 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.

Education

J.D.
Thomas M. Cooley Law School
- 2009
Drexel University, Philadelphia, PA B.S. Computer Engineering
- In Progress

Bar Admissions

Pennsylvania
Admitted: 2009
District of Columbia
Admitted: 2010

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