US 11,859,120 B2
Abrasive particles having an elongated body comprising a twist along an axis of the body
Doruk O. Yener, Bedford, MA (US); Jennifer H. Czerepinski, Framingham, MA (US); Sujatha K. Iyengar, Northborough, MA (US); Michael D. Kavanaugh, North Grafton, MA (US); Alan J. Brandes, Rutland, MA (US); Christopher Arcona, Northborough, MA (US); Ralph Bauer, Niagara Falls (CA); Yves Boussant-Roux, Avignon (FR); and Tracy H. Panzarella, Norwood, MA (US)
Assigned to SAINT-GOBAIN CERAMICS & PLASTICS, INC., Worcester, MA (unknown)
Filed by SAINT-GOBAIN CERAMICS & PLASTICS, INC., Worcester, MA (US)
Filed on Sep. 8, 2021, as Appl. No. 17/447,078.
Application 17/447,078 is a continuation of application No. 17/130,089, filed on Dec. 22, 2020, granted, now 11,649,388.
Application 17/130,089 is a continuation of application No. 16/459,044, filed on Jul. 1, 2019, granted, now 11,142,673, issued on Oct. 12, 2021.
Application 16/459,044 is a continuation of application No. 15/962,838, filed on Apr. 25, 2018, granted, now 10,364,383, issued on Jul. 30, 2019.
Application 15/962,838 is a continuation of application No. 15/681,796, filed on Aug. 21, 2017, granted, now 10,106,715, issued on Oct. 23, 2018.
Application 15/681,796 is a continuation of application No. 15/402,860, filed on Jan. 10, 2017, granted, now 9,771,506, issued on Sep. 26, 2017.
Application 15/402,860 is a continuation of application No. 14/964,229, filed on Dec. 9, 2015, granted, now 9,567,505, issued on Feb. 14, 2017.
Application 14/964,229 is a continuation of application No. 14/201,436, filed on Mar. 7, 2014, granted, now 9,238,768, issued on Jan. 19, 2016.
Application 14/201,436 is a continuation of application No. 13/738,890, filed on Jan. 10, 2013, granted, now 8,753,742, issued on Jun. 17, 2014.
Claims priority of provisional application 61/584,998, filed on Jan. 10, 2012.
Prior Publication US 2021/0395587 A1, Dec. 23, 2021
Prior Publication US 2023/0357617 A9, Nov. 9, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. C09K 3/14 (2006.01); B01J 2/26 (2006.01); C01F 7/442 (2022.01)
CPC C09K 3/1418 (2013.01) [B01J 2/26 (2013.01); C01F 7/442 (2013.01); C09K 3/1409 (2013.01); C09K 3/1427 (2013.01); Y10T 428/2982 (2015.01)] 20 Claims
OG exemplary drawing
 
1. A shaped abrasive particle comprising:
an elongated body having a length defining the longest dimension of the elongated body, a width, and a height;
wherein the length is greater than the width and the length is greater than the height;
wherein the elongated body comprises a first end face, a second end face, and a side surface extending between the first end face and the second end face;
wherein the body comprises a twist along an axis of the body; and
wherein the body comprises at least 90 wt. % alumina.