David A Hull

US Patent:

20080026360, Jan 31, 2008

Filed:

Jul 28, 2006

Appl. No.:

11/460831

Inventors:

David M. Hull - Chicago IL, US

International Classification:

G09B 7/00

US Classification:

434324

Abstract:

Systems and methods which provide for learning, particularly learning in a professional school environment, that allow for interactive question and answer study sessions in the form of learning tutorials and test preparation modules which can be used in conjunction with traditional classroom learning techniques or other learning techniques and provide for improved interactivity and presentation compared to traditional systems.

US Patent:

20200087016, Mar 19, 2020

Filed:

Nov 18, 2019

Appl. No.:

16/686409

Inventors:

- Omaha NE, US
Carter Ash - Flower Mound TX, US
Brent Frazier - Bellevue NE, US
David Hull - Chicago IL, US

International Classification:

B65D 1/26
B65D 25/20
B65D 21/02
B65D 1/40
B65D 81/38
B65D 43/02

Abstract:

Aspects of the disclosure relate to a cup including a base, a sidewall extending upward from the base to a top of the cup to define an internal cavity and an open top, wherein the sidewall includes an upper sidewall and a lower sidewall located between the upper sidewall and the base. The lower sidewall can include a lower wall and a plurality of raised ribs extending radially outward from the lower wall and being separated by recesses and the ribs and recesses being elongated in a direction between the top and the base. The cup can include an annular ledge connects the upper sidewall to the lower sidewall, wherein the annular ledge extends inwardly from the upper sidewall to the lower sidewall and forms a reduction in width of the sidewall between the upper sidewall and the lower sidewall.

US Patent:

20160137332, May 19, 2016

Filed:

Nov 13, 2015

Appl. No.:

14/941156

Inventors:

- Omaha NE, US
Carter Ash - Flower Mound TX, US
Brent Frazier - Bellevue NE, US
David Hull - Chicago IL, US

International Classification:

B65D 1/26
B65D 21/02
B65D 25/20
B65D 1/40

Abstract:

Aspects of the disclosure relate to a cup including a base, a sidewall extending upward from the base to a top of the cup to define an internal cavity and an open top, wherein the sidewall includes an upper sidewall and a lower sidewall located between the upper sidewall and the base. The lower sidewall can include a lower wall and a plurality of raised ribs extending radially outward from the lower wall and being separated by recesses and the ribs and recesses being elongated in a direction between the top and the base. The cup can include an annular ledge connects the upper sidewall to the lower sidewall, wherein the annular ledge extends inwardly from the upper sidewall to the lower sidewall and forms a reduction in width of the sidewall between the upper sidewall and the lower sidewall.