US 11,986,817 B2
Stretch blow molded pipette, and system and method for forming same
John Claude Cadotte, Jr., Waterboro, ME (US); Michael Kurt Schaefer, Gorham, ME (US); and James Mark Seymour, Portland, ME (US)
Assigned to CORNING INCORPORATED, Corning, NY (US)
Appl. No. 16/767,324
Filed by CORNING INCORPORATED, Corning, NY (US)
PCT Filed Nov. 28, 2018, PCT No. PCT/US2018/062904
§ 371(c)(1), (2) Date May 27, 2020,
PCT Pub. No. WO2019/108690, PCT Pub. Date Jun. 6, 2019.
Claims priority of provisional application 62/592,928, filed on Nov. 30, 2017.
Prior Publication US 2021/0001325 A1, Jan. 7, 2021
Int. Cl. B01L 3/02 (2006.01); B29C 49/02 (2006.01); B29C 49/06 (2006.01)
CPC B01L 3/021 (2013.01) [B29C 49/06 (2013.01); B01L 2200/12 (2013.01); B01L 2300/028 (2013.01); B01L 2300/0858 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A stretch blow molded pipette comprising:
a tubular body arranged between a tip region and a mouthpiece region;
wherein the tubular body comprises biaxially oriented thermoplastic material, and the tip region comprises an average wall thickness that is greater than a wall thickness of the tubular body, and the stretch blow molded pipette is devoid of any joint (i) between the tubular body and the tip region, and (ii) between the tubular body and the mouthpiece region.