IP Verse

Harper Engineering competitive analysis

Discover the latest PTAB cases involving Harper Engineering, highlighting their recent legal challenges and patent disputes.

Last updated on: Feb 6, 2026

Proceeding Number	Filing Date	Petitioner	Respondent	Status
Get alerts for PTAB Cases involving Harper Engineering
IPR2022-00192	Nov 12, 2021	AIRBUS AMERICAS	HARPER ENGINEERING	Institution Denied
IPR2022-00195	Nov 12, 2021	AIRBUS AMERICAS	HARPER ENGINEERING	Institution Denied

IP litigation analysis comparing Harper Engineering with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Feb 5, 2026

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
HARPER ENGINEERING	-	-	-	2
AIRBUS AMERICAS	-	-	2	-