US 12,291,382 B2
Wrapping material for tobacco industry products
Thomas Robert Allen, London (GB)
Assigned to NICOVENTURES TRADING LIMITED, London (GB)
Appl. No. 17/594,472
Filed by BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED, London (GB)
PCT Filed Apr. 15, 2020, PCT No. PCT/GB2020/050956
§ 371(c)(1), (2) Date Oct. 18, 2021,
PCT Pub. No. WO2020/212696, PCT Pub. Date Oct. 22, 2020.
Claims priority of application No. 1905499 (GB), filed on Apr. 18, 2019.
Prior Publication US 2022/0194674 A1, Jun. 23, 2022
Int. Cl. B65D 71/06 (2006.01); B65D 65/22 (2006.01); B65D 71/02 (2006.01); B65D 85/10 (2006.01)
CPC B65D 71/02 (2013.01) [B65D 65/22 (2013.01); B65D 71/06 (2013.01); B65D 85/1045 (2013.01); B65D 2571/00561 (2013.01); Y10T 428/15 (2015.01)] 6 Claims
OG exemplary drawing
 
1. An elongate web of wrapping material having a longitudinal axis and a series of U-shaped lines of weakening spaced from each other in a direction along the axis, each line of weakening being configured to form an extraction opening for the removal of smoking articles from a bundle of smoking articles wrapped in a longitudinal section of the wrapping material cut from the web, wherein each line of weakening comprises rounded ends spaced from each other in a direction transverse to the longitudinal axis, a portion of each line of weakening extending in a longitudinal direction, wherein each line of weakening is a continuous curve extending between said rounded ends, wherein no part of said continuous curve extending between said rounded ends is parallel to the longitudinal axis.