Carol-Lynn Spawn — 6 Patents at 3M

Carol-Lynn Spawn has been granted 6 US patents while listed as an inventor at 3M. The first was granted in 1998 and the most recent in August 2025. Carol-Lynn Spawn ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Carol-Lynn Spawn in Stillwater, MN, US.

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Showing 1–6 of 6 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12378340	Crosslinkers and curable compositions including the same	Wayne S. Mahoney, Michael A. Kropp, Anthony J. Ostlund, Nelson T. Rotto, Kristine Klimovica +1 more	2025-08-05
11739172	Composition including monomer with a carboxylic acid group, monomer with a hydroxyl group, and crosslinker and related articles and methods	Nelson T. Rotto, Wayne S. Mahoney, Michael A. Kropp, Anthony J. Ostlund, Kristine Klimovica	2023-08-29	$34,489,000
6649727	Aqueous colloidal dispersions of sulfonated polyurethane ureas and products	Jeffrey T. Anderson, Steven T. Hedrick, Howard S. Creel, Steven S. Kantner	2003-11-18	$21,539,000
5882771	Conformable embossable retroreflective sheeting	Deana A. Klein	1999-03-16	$11,562,000
5874502	Carboxylic acid functional polyurethane polymers and blends thereof used in magnetic recording media	James G. Carlson, Nelson T. Rotto, Jeffrey T. Anderson, Albena V. Blagev	1999-02-23	$25,471,000
5759666	Carboxylic acid functional polyurethane polymers and blends thereof used in magnetic recording media	James G. Carlson, Nelson T. Rotto, Jeffrey T. Anderson, Albena V. Blagev	1998-06-02	$14,491,000

Carol-Lynn Spawn — 6 Patents

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