Christopher Shaffer — 15 Patents at Swimfree

Christopher Shaffer has been granted 15 US patents while listed as an inventor at Swimfree. The first was granted in 1999 and the most recent in May 2025. Christopher Shaffer ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Christopher Shaffer in Saint Paul, MN, US.

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12297368	Dirt pick-up resistant composition	Robert Sandoval, James Jeffrey Harris, Mary Jane Hibben, Andrew Balgeman, Glenn Frazee +1 more	2025-05-13
11884834	Dirt pick-up resistant composition	Robert Sandoval, James Jeffrey Harris, Mary Jane Hibben, Andrew Balgeman, Glenn Frazee +1 more	2024-01-30
11377571	Dirt pick-up resistant composition	Robert Sandoval, James Jeffrey Harris, Mary Jane Hibben, Andrew Balgeman, Glenn Frazee +1 more	2022-07-05
10723908	Dirt pick-up resistant composition	Robert Sandoval, James Jeffrey Harris, Mary Jane Hibben, Andrew Balgeman, Glenn Frazee +1 more	2020-07-28
10196537	Dirt pick-up resistant composition	Robert Sandoval, James Jeffrey Harris, Mary Jane Hibben, Andrew Balgeman, Glenn Frazee +1 more	2019-02-05
7893249	Deprotection and purification of oligonucleotides and their derivatives	Keith Bowman, Chandra Vargeese	2011-02-22
7777023	Method for the chemical synthesis of oligonucleotides	Chandra Vargeese, Weimin Wang	2010-08-17
7655790	Deprotection and purification of oligonucleotides and their derivatives	Chandra Vargeese, Keith Bowman	2010-02-02
6995259	Method for the chemical synthesis of oligonucleotides	Chandra Vargeese, Weimin Wang	2006-02-07	$6,377,000
D441517	Combination T-shirt and flotation members	—	2001-05-08
D439028	Swimsuit with arm flotation members	—	2001-03-20
6112327	Swimwear with floatation members	—	2000-09-05
D426936	Swimsuit with floatation members	—	2000-06-27
D424153	Garment with flotation members	—	2000-05-02
D409818	Swimsuit	—	1999-05-18

Christopher Shaffer — 15 Patents

Issued Patents All Time

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