Atty. John M Callaghan
John M Callaghan is a lawyer practicing antitrust & trade law, commercial, global litigation and 2 other areas of law. John received a degree from Creighton University School of Law, Omaha NE, and has been licensed for 54 years.
Profile Summary
About John M Callaghan at a glance
John M Callaghan is a business, ip, securities, litigation, and consumer attorney based in Los Angeles, California. They have 54+ years of legal experience, licensed to practice since 1972. Admitted to practice in California (1972). Educated at Creighton University School of Law (JD, 1966) and Creighton University School of Law, Omaha NE (—). Serands clients in Los Angeles, CA and the surrounding metropolitan area.
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Über uns
- John M Callaghan is a lawyer practicing antitrust & trade law, commercial, global litigation and 2 other areas of law
- John received a degree from Creighton University School of Law, Omaha NE, and has been licensed for 54 years
- John practices in Los Angeles, CA
Practice Areas Explained
John M Callaghan's Areas of Practice
Each practice area below reflects the types of cases John M Callaghan handles, with a brief overview of what that area of law covers.
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
John M Callaghan is one of 501,317 business attorneys indexed nationally. Browse business attorneys in California →
IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.
John M Callaghan is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in California →
John M Callaghan is one of 64,529 securities attorneys indexed nationally. Browse securities attorneys in California →
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
John M Callaghan is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in California →
Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.
John M Callaghan is one of 50,607 consumer attorneys indexed nationally. Browse consumer attorneys in California →
Jurisdictional Context
Why local counsel matters in California
Practicing law in California. Legal matters in California are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Los Angeles are typically filed in the local municipal court or the appropriate California state district court, depending on subject matter and amount in controversy. An attorney licensed in California 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 California courts without local counsel or pro hac vice admission.
Looking for additional California attorneys? Browse all attorneys in Los Angeles or all attorneys in California.
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