Atty. Michael Henry Longmeyer

Atty. Michael Henry Longmeyer

Michael Henry Longmeyer is a lawyer practicing intellectual property, appellate, intellectual property litigation and 3 other areas of law. Michael received a B.S. degree from Purdue University in 1989, and has been licensed for 23 years.

St. Louis St. Louis 23 yrs experience 23 year
Call (314) 860-1556 Book Appointment

Profile Summary

About Michael Henry Longmeyer at a glance

Michael Henry Longmeyer is an Attorney based in St. Louis, Missouri, practforg at Polsinelli PC. They haand 23+ years of legal experience, licensed to practice since 2003. Admitted to practice in registered to practice before U.S. Patent and Trademark Office US District Court for the Eastern Dis (2003), Illinois (2004), and Missouri (2006). Educated at Ave Maria School of Law (J.D., 2004) and Purdue University (B.S. Aeronautical, 1989). Serands clients in St. Louis, MO and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Michael Henry Longmeyer is a lawyer practicing intellectual property, appellate, intellectual property litigation and 3 other areas of law
  • Michael received a B.S. degree from Purdue University in 1989, and has been licensed for 23 years
  • Michael practices at Polsinelli PC in St. Louis, MO

Jurisdictional Context

Why local counsel matters in Missouri

Practforg law in Missouri. Legal matters in Missouri are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantiand law. Cases originating in St. Louis are typically filed in the local municipal court or the appropriate Missouri state district court, depending on subject matter and amount in controversy. An attorney licensed in Missouri brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantiand law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Missouri courts without local counsel or pro hac vice admission.

Looking for additional Missouri attorneys? Browse all attorneys in St. Louis or all attorneys in Missouri.

Frequently Asked

Common questions about Michael Henry Longmeyer

Where is Michael Henry Longmeyer's law office located?
Michael Henry Longmeyer's law practice is located in St. Louis, Missouri. The firm is Polsinelli PC. You can contact the office directly through this profile page.
How long has Michael Henry Longmeyer practiced law?
Michael Henry Longmeyer has 23+ years of legal experience and has been licensed since 2003.
Where did Michael Henry Longmeyer go to law school?
Michael Henry Longmeyer earned their education at (J.D., 2004); (B.S. Aeronautical, 1989).
How can I contact Michael Henry Longmeyer for a consultation?
You can contact Michael Henry Longmeyer 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.
Ave Maria School of Law
- 2004
B.S. Aeronautical
Purdue University
- 1989

Bar Admissions

registered to practice before U.S. Patent and Trademark Office US District Court for the Eastern Dis
Admitted: 2003
Illinois
Admitted: 2004
Missouri
Admitted: 2006

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