Judge Denied Motions in Asbestos Wrongful Death Case
A federal court in Philadelphia allowed expert testimony to proceed in a lawsuit against John Crane Inc.
Updated on Sept. 21, 2026 in Professional Services

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Judge Harvey Bartle III denied motions to exclude expert testimony in an asbestos wrongful death action. The ruling allows the testimony to remain part of the legal proceedings regarding the late pipefitter David Cox.
Why it matters
The decision keeps critical expert testimony in the case, which centers on whether John Crane Inc. should have provided warnings in U.S. Navy technical manuals.
The federal court order, issued on September 15, pertains to claims involving David Cox, who worked as a pipefitter and insulator in Philadelphia after his 1970-1974 U.S. Navy service.
The players
Harvey Bartle III
He is a federal judge presiding over matters in the Eastern District of Pennsylvania.
David Cox
He was a veteran who served as a pipefitter and shipfitter and later worked as an insulator in Philadelphia.
John Crane Inc.
This is a global industrial company that manufactures engineered sealing systems and products.
The details
The judge found the methodology of the plaintiff's expert to be reliable, rejecting efforts to block his testimony from the upcoming trial. The expert had argued that the U.S. Navy would have included specific asbestos-related warnings in its technical manuals if the company had supplied them.
Timeline
David Cox served in the U.S. Navy as a pipefitter and shipfitter from 1970 to 1974.
Judge Harvey Bartle III issued the order denying the motions on September 15, 2026.
Market Landscape
This ruling follows a pattern set by the 1973 Borel v. Fibreboard Paper Products Corp. case, which established significant precedents for asbestos-related liability and warnings. The decision ensures that litigation regarding industrial equipment suppliers remains active within the federal court system.
Residents in Philadelphia may see continued legal activity as this asbestos wrongful death case moves forward. The ruling ensures that arguments regarding industrial safety disclosures remain a central part of the courtroom proceedings.
The takeaway
The court's decision to accept the expert testimony provides a clearer path forward for the plaintiff in the ongoing wrongful death action. This outcome highlights the importance of methodology and evidence standards in long-running industrial liability cases.
Further reading
For more on legal developments in the region, visit the Professional Services section.
Source note: This article includes information reported by Harrismartin.
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