US 12,150,872 B2
Radiopaque intraluminal stents
John A. Simpson, Carlsbad, CA (US); Puneet Kamal Singh Gill, Anaheim, CA (US); and Pamela A. Kramer-Brown, Sparks, NV (US)
Assigned to Abbott Cardiovascular Systems, Inc., Santa Clara, CA (US)
Filed by Abbott Cardiovascular Systems, Inc., Santa Clara, CA (US)
Filed on Jul. 3, 2023, as Appl. No. 18/217,833.
Application 15/429,339 is a division of application No. 13/830,404, filed on Mar. 14, 2013, granted, now 9,566,147, issued on Feb. 14, 2017.
Application 18/217,833 is a continuation of application No. 17/562,592, filed on Dec. 27, 2021, granted, now 11,779,477.
Application 17/562,592 is a continuation of application No. 16/601,259, filed on Oct. 14, 2019, granted, now 11,298,251, issued on Apr. 12, 2022.
Application 16/601,259 is a continuation in part of application No. 15/429,339, filed on Feb. 10, 2017, granted, now 10,441,445, issued on Oct. 15, 2019.
Application 13/830,404 is a continuation in part of application No. 13/298,070, filed on Nov. 16, 2011, abandoned.
Claims priority of provisional application 61/414,566, filed on Nov. 17, 2010.
Prior Publication US 2023/0338173 A1, Oct. 26, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. C22C 19/07 (2006.01); A61F 2/06 (2013.01); A61F 2/82 (2013.01); A61L 31/02 (2006.01); A61L 31/18 (2006.01); C22C 1/04 (2023.01); C22C 19/05 (2006.01); C22C 27/00 (2006.01); C22C 27/04 (2006.01); C22C 27/06 (2006.01)
CPC A61F 2/82 (2013.01) [A61F 2/06 (2013.01); A61L 31/022 (2013.01); A61L 31/18 (2013.01); C22C 1/0433 (2013.01); C22C 19/07 (2013.01); A61F 2250/0098 (2013.01); C22C 19/05 (2013.01); C22C 27/00 (2013.01); C22C 27/04 (2013.01); C22C 27/06 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A stent comprising a cobalt-based alloy comprising:
18-50 weight % cobalt (Co);
10-25 weight % chromium (Cr);
10-15 weight % tungsten (W); and
10-65 weight % metal selected from a platinum group metal,
wherein the alloy is a single-phase, substantially homogenous alloy.