Patrick has broad expertise in analyzing and litigating complex forensic issues in death penalty and innocence cases. Below are a few of the most notable.


United States of America v. Nicholas Hannigan

Case Number GLR-13-549 | 2014

Successful jurisdictional challenge in an arson prosecution, resulting in dismissal of all federal charges.


State of Maryland v. Bryan Rose

Baltimore County | Case Number K -06-0545 | Carjacking Murder | 2007 | Death Penalty Case

Responsible for pretrial expert preparation and admissibility challenge to fingerprint evidence. After a contested admissibility hearing, the court excluded the fingerprint evidence, and the State dismissed the indictment. Mr. Rose was subsequently indicted federally.


State of Maryland v. Bernard Webster

Case Number 82 CR 28847 | 2002

Successfully litigated postconviction DNA testing issues for Bernard Webster, the first person exonerated under Maryland’s postconviction DNA testing statute.


State of Maryland v. Sonya Daniels

Montgomery County | Case Number 98466C | Double Homicide | 2005 | Death Penalty Case

Responsible for litigation and cross examination of critical inculpatory DNA evidence.

Presented defense DNA expert testimony.

After a hung jury (6 to 6), the State withdrew the death notice for the retrial, defendant subsequently found guilty on an agreed statement of facts and sentenced to life without parole.


State of Maryland v. Earl Whittley Davis

Prince Georges County | Case Number unknown | Murder of Armored Car Employee | 2005 | Death Penalty Case

Responsible for pretrial defense DNA expert testimony and admissibility challenge to DNA evidence. Moved to hold Maryland State Crime laboratory in contempt for failing to comply with DNA discovery orders. After substantial DNA pretrial litigation and hearings, the State dismissed the state prosecution, in favor of federal prosecution.


State of Maryland v. Scotland Williams

Anne Arundel County | Case Number K-98-0006 | Double Homicide | 1998 | Death Penalty Case

Assisted in litigating forensic issues including cross examination of shoeprint comparison expert. After conviction by a jury, Mr. Williams was sentenced to life without the possibility of parole.