Alan K Cook

US Patent:

7762213, Jul 27, 2010

Filed:

Sep 30, 2004

Appl. No.:

10/574068

Inventors:

Alan Jay Cook - Skokie IL, US
Kristin William Grube - Bloomington IN, US
Thomas Edward Devlin - Somerville MA, US
Jeff Reed Greason - Portsmouth NH, US
Karl Thatcher Ulrich - Narbeth PA, US
Nathan Thatcher Ulrich - Lee NH, US
Chi Lam Yau - Dover NH, US

Assignee:

Lucky Litter LLC - Chicago IL

International Classification:

A01K 29/00

US Classification:

119166, 119161, 119165

Abstract:

A self-cleaning litter box is disclosed which provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box is configured to use a cartridge which may include a litter compartment and a waste compartment. In another embodiment, the cartridge may be non-compartmentalized. The cartridge may be disposable, thus eliminating the need for the user to clean the litter tray and handle heavy litter containers. In other embodiments, the system includes a rake assembly configured with a drive assembly that is protected from contamination. In accordance with another embodiment of the invention, the self-cleaning litter box is configured to be used with all types of litter including crystal type litter.

US Patent:

7997230, Aug 16, 2011

Filed:

Oct 16, 2009

Appl. No.:

12/581080

Inventors:

Alan Jay Cook - Chicago IL, US
Thomas Edward Devlin - Somerville MA, US
Leon Helfet - Camarillo CA, US
Kevin John Augustyniak - Elma NY, US

Assignee:

Lucky Litter LLC - Chicago IL

International Classification:

A01K 1/01

US Classification:

119166

Abstract:

A manual litter box provides various advantages over the prior art. In particular, in one embodiment, the manual litter box is configured to use a disposable cartridge which may include a litter compartment and a waste compartment. In another embodiment, the cartridge may be non-compartmentalized. The cartridge may be disposable, thus eliminating the need for the user to clean the litter tray and handle heavy litter containers. In other embodiments, the system includes a rake assembly configured with a manual shuttle chassis drive assembly that is protected from contamination. In accordance with another embodiment of the invention, the manual litter box is configured to be used with all types of litter including crystal type litter.

US Patent:

D646443, Oct 4, 2011

Filed:

Sep 7, 2010

Appl. No.:

29/369338

Inventors:

Alan J. Cook - Chicago IL, US
Jeff Salazar - Palo Alto CA, US
Jeff Smith - Burlingame CA, US
Monica Chih-Ting Li - Taipei, TW
Roy Chih-Hao Chen - Taipei, TW

Assignee:

Lucky Litter LLC - Chicago IL

International Classification:

3099

US Classification:

D30160, D26 37

US Patent:

8028659, Oct 4, 2011

Filed:

Feb 9, 2011

Appl. No.:

13/024162

Inventors:

Alan J. Cook - Chicago IL, US
Kristin William Grube - Bloomington IN, US
Thomas Edward Devlin - Sommerville MA, US
Jeff Reed Greason - Portsmouth NH, US
Karl Thatcher Ulrich - Narbeth PA, US
Nathan Thatcher Ulrich - Lee NH, US
Chi Lam Yau - Dover NH, US

Assignee:

Lucky Litter LLC - Chicago IL

International Classification:

A01K 29/00

US Classification:

119166, 119161, 119165, 229169

Abstract:

A self-cleaning litter box () provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box () is configured to use a one piece litter cartridge () having a litter compartment () and a waste compartment. In another embodiment, the cartridge () is non-compartmentalized. In another embodiment, the system includes a rake assembly () configured with a drive assembly () that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box () is configured to be used with all types of litter including crystal type litter.

US Patent:

8161908, Apr 24, 2012

Filed:

May 24, 2010

Appl. No.:

12/786264

Inventors:

Alan J. Cook - Chicago IL, US
Kristin William Grube - Bloomington IN, US
Thomas Edward Devlin - Sommerville MA, US
Jeff Reed Greason - Portsmouth NH, US
Karl Thatcher Ulrich - Narbeth PA, US
Nathan Thatcher Ulrich - Lee NH, US
Chi Lam Yau - Dover NH, US

Assignee:

Lucky Litter LLC - Chicago IL

International Classification:

A01K 29/00

US Classification:

119166, 119161, 119165, 229169

Abstract:

A self-cleaning litter box () provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box () is configured to use a one piece litter cartridge () having a litter compartment () and a waste compartment. In another embodiment, the cartridge () is non-compartmentalized. In another embodiment, the system includes a rake assembly () configured with a drive assembly () that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box () is configured to be used with all types of litter including crystal type litter.

US Patent:

8166918, May 1, 2012

Filed:

Mar 7, 2011

Appl. No.:

13/042224

Inventors:

Alan J. Cook - Chicago IL, US
Kristin William Grube - Bloomington IN, US
Thomas Edward Devlin - Sommerville MA, US
Jeff Reed Greason - Portsmouth NH, US
Karl Thatcher Ulrich - Narbeth PA, US
Nathan Thatcher Ulrich - Lee NH, US
Chi Lam Yau - Dover NH, US

Assignee:

Lucky Litter LLC - Chicago IL

International Classification:

A01K 29/00

US Classification:

119166, 119161, 119165, 229169

Abstract:

A self-cleaning litter box () provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box () is configured to use a one piece litter cartridge () having a litter compartment () and a waste compartment. In another embodiment, the cartridge () is non-compartmentalized. In another embodiment, the system includes a rake assembly () configured with a drive assembly () that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box () is configured to be used with all types of litter including crystal type litter.

US Patent:

8166919, May 1, 2012

Filed:

Mar 7, 2011

Appl. No.:

13/042232

Inventors:

Alan J. Cook - Chicago IL, US
Kristin William Grube - Bloomington IN, US
Thomas Edward Devlin - Sommerville MA, US
Jeff Reed Greason - Portsmouth NH, US
Karl Thatcher Ulrich - Narbeth PA, US
Nathan Thatcher Ulrich - Lee NH, US
Chi Lam Yau - Dover NH, US

International Classification:

A01K 29/00

US Classification:

119166, 191161, 191165, 229169

Abstract:

A self-cleaning litter box () provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box () is configured to use a one piece litter cartridge () having a litter compartment () and a waste compartment. In another embodiment, the cartridge () is non-compartmentalized. In another embodiment, the system includes a rake assembly () configured with a drive assembly () that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box () is configured to be used with all types of litter including crystal type litter.

US Patent:

8166920, May 1, 2012

Filed:

Mar 7, 2011

Appl. No.:

13/042240

Inventors:

Alan J. Cook - Chicago IL, US
Kristin William Grube - Bloomington IN, US
Thomas Edward Devlin - Sommerville MA, US
Jeff Reed Greason - Portsmouth NH, US
Karl Thatcher Ulrich - Narbeth PA, US
Nathan Thatcher Ulrich - Lee NH, US
Chi Lam Yau - Dover NH, US

Assignee:

Lucky Litter LLC - Chicago IL

International Classification:

A01K 29/00

US Classification:

119166, 119165, 119161

Abstract:

A self-cleaning litter box () provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box () is configured to use a one piece litter cartridge () having a litter compartment () and a waste compartment. In another embodiment, the cartridge () is non-compartmentalized. In another embodiment, the system includes a rake assembly () configured with a drive assembly () that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box () is configured to be used with all types of litter including crystal type litter.