Atty. Jonathan Marcelinus D'Silva

Atty. Jonathan Marcelinus D'Silva

Jonathan Marcelinus D'Silva is a lawyer practicing intellectual property, business law, copyrights and 2 other areas of law. Jonathan received a B.S. degree from Cornell University in 1998, and has been licensed for 21 years.

Erie Erie 21 yrs experience 21 year
Call (445) 278-2018 Book Appointment

Profile Summary

About Jonathan Marcelinus D'Silva at a glance

Jonathan Marcelinus D'Silva is a Member based in Erie, Pennsylvania, practicing at MMI Intellectual Property. They have 21+ years of legal experience, licensed to practice since 2005. Their practice focuses on patent, trademark, copyright, business, and ip. Admitted to practice in Pennsylvania (2005), Supreme Court of Pennsylvania registered to practice before U.S. Patent and Trademark Office (2005), District of Columbia (2006), and New York U.S. District Court, Western District of Pennsylvania District of Columbia Court of Appeals (2006). Educated at University at Buffalo Law School (J.D., 2005) and Cornell University (B.S. Agricultural, 1998). Recognitions include Peer Reviewed. Active member of Erie County (New York) and New York State Bar Associations The District of Columbia Bar American Intellectual Property Law Association Erie County (PA) and Pennsylvania Bar Associations American Bar Association. Serands clients in Erie, PA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Jonathan Marcelinus D'Silva is a lawyer practicing intellectual property, business law, copyrights and 2 other areas of law
  • Jonathan received a B.S. degree from Cornell University in 1998, and has been licensed for 21 years
  • Jonathan practices at MMI Intellectual Property in Erie, PA

Practice Areas Explained

Jonathan Marcelinus D'Silva's Areas of Practice

Each practice area below reflects the types of cases Jonathan Marcelinus D'Silva handles, with a brief overview of what that area of law covers.

Patent Law

Jonathan Marcelinus D'Silva is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Pennsylvania →

Trademark Law

Jonathan Marcelinus D'Silva is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in Pennsylvania →

Copyright Law

Jonathan Marcelinus D'Silva is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in Pennsylvania →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Jonathan Marcelinus D'Silva is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Pennsylvania →

Intellectual Property

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

Jonathan Marcelinus D'Silva is one of 106,079 ip attorneys indexed nationally. Browse ip 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 Erie 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 Erie or all attorneys in Pennsylvania.

Frequently Asked

Common questions about Jonathan Marcelinus D'Silva

Where is Jonathan Marcelinus D'Silva's law office located?
Jonathan Marcelinus D'Silva's law practice is located in Erie, Pennsylvania. The firm is MMI Intellectual Property. You can contact the office directly through this profile page.
What practice areas does Jonathan Marcelinus D'Silva handle?
Jonathan Marcelinus D'Silva focuses on patent, trademark, copyright, business, ip. Each practice area listed reflects experience handling cases of that type in Pennsylvania.
How long has Jonathan Marcelinus D'Silva practiced law?
Jonathan Marcelinus D'Silva has 21+ years of legal experience and has been licensed since 2005.
Where did Jonathan Marcelinus D'Silva go to law school?
Jonathan Marcelinus D'Silva earned their education at (J.D., 2005); (B.S. Agricultural, 1998).
How can I contact Jonathan Marcelinus D'Silva for a consultation?
You can contact Jonathan Marcelinus D'Silva 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.
What awards or recognition has Jonathan Marcelinus D'Silva received?
Jonathan Marcelinus D'Silva's notable recognition includes: Peer Reviewed.

Education

J.D.
University at Buffalo Law School
- 2005
B.S. Agricultural
Cornell University
- 1998

Awards

Peer Reviewed

Bar Admissions

Pennsylvania
Admitted: 2005
Supreme Court of Pennsylvania registered to practice before U.S. Patent and Trademark Office
Admitted: 2005
District of Columbia
Admitted: 2006
New York U.S. District Court, Western District of Pennsylvania District of Columbia Court of Appeals
Admitted: 2006

Reviews

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