Patents by Inventor Karl Thatcher Ulrich
Karl Thatcher Ulrich has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8668259Abstract: This invention relates to bicycle saddles. Several scientific studies have pointed to the risks of damage to the pudendal nerves and arteries associated with extended bicycle riding with conventional bicycle seats. It is the object of this invention to to provide a bicycle seat that can support the rider's weight while minimizing the pressure on the region near the pudendal canal. A further object of the invention is to allow the rider's legs to pedal without interference with the seat. A further object of the invention is to provide comfortable seating while bicycling. The invention consists of a relatively wide, flat seating surface—with no nose—that supports the sit bones of the rider and that pivots about a vertical axis to allow the seating surface to move out of the way of the rider's legs when pedaling on the down stroke.Type: GrantFiled: January 14, 2012Date of Patent: March 11, 2014Assignee: Nexride LLCInventor: Karl Thatcher Ulrich
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Publication number: 20120242121Abstract: This invention relates to bicycle saddles. Several scientific studies have pointed to the risks of damage to the pudendal nerves and arteries associated with extended bicycle riding with conventional bicycle seats. It is the object of this invention to to provide a bicycle seat that can support the rider's weight while minimizing the pressure on the region near the pudendal canal. A further object of the invention is to allow the rider's legs to pedal without interference with the seat. A further object of the invention is to provide comfortable seating while bicycling. The invention consists of a relatively wide, flat seating surface—with no nose—that supports the sit bones of the rider and that pivots about a vertical axis to allow the seating surface to move out of the way of the rider's legs when pedaling on the down stroke.Type: ApplicationFiled: January 14, 2012Publication date: September 27, 2012Inventor: Karl Thatcher Ulrich
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Patent number: 8166919Abstract: A self-cleaning litter box (50) provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box (50) is configured to use a one piece litter cartridge (20) having a litter compartment (26) and a waste compartment 24. In another embodiment, the cartridge (20) is non-compartmentalized. In another embodiment, the system includes a rake assembly (56) configured with a drive assembly (58) that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box (50) is configured to be used with all types of litter including crystal type litter.Type: GrantFiled: March 7, 2011Date of Patent: May 1, 2012Inventors: Alan J. Cook, Kristin William Grube, Thomas Edward Devlin, Jeff Reed Greason, Karl Thatcher Ulrich, Nathan Thatcher Ulrich, Chi Lam Yau
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Patent number: 8166920Abstract: A self-cleaning litter box (50) provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box (50) is configured to use a one piece litter cartridge (20) having a litter compartment (26) and a waste compartment 24. In another embodiment, the cartridge (20) is non-compartmentalized. In another embodiment, the system includes a rake assembly (56) configured with a drive assembly (58) that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box (50) is configured to be used with all types of litter including crystal type litter.Type: GrantFiled: March 7, 2011Date of Patent: May 1, 2012Assignee: Lucky Litter LLCInventors: Alan J. Cook, Kristin William Grube, Thomas Edward Devlin, Jeff Reed Greason, Karl Thatcher Ulrich, Nathan Thatcher Ulrich, Chi Lam Yau
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Patent number: 8166918Abstract: A self-cleaning litter box (50) provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box (50) is configured to use a one piece litter cartridge (20) having a litter compartment (26) and a waste compartment 24. In another embodiment, the cartridge (20) is non-compartmentalized. In another embodiment, the system includes a rake assembly (56) configured with a drive assembly (58) that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box (50) is configured to be used with all types of litter including crystal type litter.Type: GrantFiled: March 7, 2011Date of Patent: May 1, 2012Assignee: Lucky Litter LLCInventors: Alan J. Cook, Kristin William Grube, Thomas Edward Devlin, Jeff Reed Greason, Karl Thatcher Ulrich, Nathan Thatcher Ulrich, Chi Lam Yau
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Patent number: 8161908Abstract: A self-cleaning litter box (50) provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box (50) is configured to use a one piece litter cartridge (20) having a litter compartment (26) and a waste compartment 24. In another embodiment, the cartridge (20) is non-compartmentalized. In another embodiment, the system includes a rake assembly (56) configured with a drive assembly (58) that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box (50) is configured to be used with all types of litter including crystal type litter.Type: GrantFiled: May 24, 2010Date of Patent: April 24, 2012Assignee: Lucky Litter LLCInventors: Alan J. Cook, Kristin William Grube, Thomas Edward Devlin, Jeff Reed Greason, Karl Thatcher Ulrich, Nathan Thatcher Ulrich, Chi Lam Yau
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Patent number: 8028659Abstract: A self-cleaning litter box (50) provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box (50) is configured to use a one piece litter cartridge (20) having a litter compartment (26) and a waste compartment 24. In another embodiment, the cartridge (20) is non-compartmentalized. In another embodiment, the system includes a rake assembly (56) configured with a drive assembly (58) that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box (50) is configured to be used with all types of litter including crystal type litter.Type: GrantFiled: February 9, 2011Date of Patent: October 4, 2011Assignee: Lucky Litter LLCInventors: Alan J. Cook, Kristin William Grube, Thomas Edward Devlin, Jeff Reed Greason, Karl Thatcher Ulrich, Nathan Thatcher Ulrich, Chi Lam Yau
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Publication number: 20110155072Abstract: A self-cleaning litter box (50) provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box (50) is configured to use a one piece litter cartridge (20) having a litter compartment (26) and a waste compartment 24. In another embodiment, the cartridge (20) is non-compartmentalized. In another embodiment, the system includes a rake assembly (56) configured with a drive assembly (58) that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box (50) is configured to be used with all types of litter including crystal type litter.Type: ApplicationFiled: March 7, 2011Publication date: June 30, 2011Applicant: Lucky Litter LLCInventors: Alan Jay Cook, Kristin William Grube, Thomas Edward Devlin, Jeff Reed Greason, Karl Thatcher Ulrich, Nathan Thatcher Ulrich, Chi Lam Yau
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Publication number: 20110155071Abstract: A self-cleaning litter box (50) provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box (50) is configured to use a one piece litter cartridge (20) having a litter compartment (26) and a waste compartment 24. In another embodiment, the cartridge (20) is non-compartmentalized. In another embodiment, the system includes a rake assembly (56) configured with a drive assembly (58) that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box (50) is configured to be used with all types of litter including crystal type litter.Type: ApplicationFiled: March 7, 2011Publication date: June 30, 2011Applicant: Lucky Litter LLCInventors: Alan Jay Cook, Kristin William Grube, Thomas Edward Devlin, Jeff Reed Greason, Karl Thatcher Ulrich, Nathan Thatcher Ulrich, Chi Lam Yau
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Publication number: 20110155070Abstract: A self-cleaning litter box (50) provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box (50) is configured to use a one piece litter cartridge (20) having a litter compartment (26) and a waste compartment 24. In another embodiment, the cartridge (20) is non-compartmentalized. In another embodiment, the system includes a rake assembly (56) configured with a drive assembly (58) that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box (50) is configured to be used with all types of litter including crystal type litter.Type: ApplicationFiled: March 7, 2011Publication date: June 30, 2011Applicant: Lucky Litter LLCInventors: Alan Jay Cook, Kristin William Grube, Thomas Edward Devlin, Jeff Reed Greason, Karl Thatcher Ulrich, Nathan Thatcher Ulrich, Chi Lam Yau
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Publication number: 20110126773Abstract: A self-cleaning litter box (50) provides various advantages over the prior art. In particular, in one embodiment, the self-cleaning litter box (50) is configured to use a one piece litter cartridge (20) having a litter compartment (26) and a waste compartment 24. In another embodiment, the cartridge (20) is non-compartmentalized. In another embodiment, the system includes a rake assembly (56) configured with a drive assembly (58) that is protected from waste contamination. In accordance with the invention, the self-cleaning litter box (50) is configured to be used with all types of litter including crystal type litter.Type: ApplicationFiled: February 9, 2011Publication date: June 2, 2011Applicant: Lucky Litter LLCInventors: Alan Jay Cook, Kristin William Grube, Thomas Edward Devlin, Jeff Reed Greason, Karl Thatcher Ulrich, Nathan Thatcher Ulrich, Chi Lam Yau
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Patent number: 7762213Abstract: 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.Type: GrantFiled: September 30, 2004Date of Patent: July 27, 2010Assignee: Lucky Litter LLCInventors: Alan Jay Cook, Kristin William Grube, Thomas Edward Devlin, Jeff Reed Greason, Karl Thatcher Ulrich, Nathan Thatcher Ulrich, Chi Lam Yau