William D. Barrows — 3 Patents at Congoleum

William D. Barrows has been granted 3 US patents while listed as an inventor at Congoleum. The first was granted in 1997 and the most recent in May 2024. William D. Barrows ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list William D. Barrows in Manchester, MD, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
11986762	Fiberglass product for a filter apparatus	Alejandro Vinardi, Matthew Shaffer	2024-05-21
5736008	Fibrous-reinforced sheet	George H. Crouse, John F. Morton	1998-04-07	$361,000
5679443	Fibrous-reinforced sheet	George H. Crouse, John F. Morton	1997-10-21	$346,000

William D. Barrows — 3 Patents

Issued Patents All Time

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