Atty. William Joseph Castillo
William Joseph Castillo is a lawyer practicing intellectual property. William Joseph received a M.A. degree from New York University in 1993, and has been licensed for 29 years.
Profile Summary
About William Joseph Castillo at a glance
William Joseph Castillo is a ip attorney based in Philadelphia, Pennsylvania. They have 29+ years of legal experience, licensed to practice since 1997. Admitted to practice in New York (1997), New Jersey (1997), U.S. District Court, District of New Jersey (1997), and Pennsylvania (2004). Educated at Temple University (J.D., 1996) and New York University (M.A. Temple, 1993). Serands clients in Philadelphia, PA and the surrounding metropolitan area.
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About
- William Joseph Castillo is a lawyer practicing intellectual property
- William Joseph received a M.A. degree from New York University in 1993, and has been licensed for 29 years
- William Joseph practices in Philadelphia, PA
Practice Areas Explained
William Joseph Castillo's Areas of Practice
Each practice area below reflects the types of cases William Joseph Castillo handles, with a brief overview of what that area of law covers.
IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.
William Joseph Castillo 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 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.
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