Patents Assigned to NorthPole, Ltd.
  • Patent number: 6711761
    Abstract: An inclining collapsible bed (200) including a mattress (214) and a support frame (218), including a number of frame members (32) where the upper ends of the frame members (32) are pivotally attached to upper connector assemblies (40), and the lower ends are pivotally attached to feet (38). The support frame (218) includes an inclining portion (206) having at least one inclining support member (208) and at least one angle retention mechanism (220), which is preferably an adjustable clip (222). The bed (200) is configured to optionally use an air mattress (14), which can be attached to the frame (214) so that the bed frame (218) is self-expanding in response to the inflation of the air mattress (14). Also an inclining collapsible bed frame (218).
    Type: Grant
    Filed: August 23, 2002
    Date of Patent: March 30, 2004
    Assignee: NorthPole, Ltd.
    Inventor: Harrison Choi
  • Patent number: 6675414
    Abstract: A sleeping bag with a replaceable air mattress (10), where the sleeping bag (12) includes a top layer (20) and a bottom layer (22). The top layer (20) has a top layer opening edge (24) and a top layer sealed edge (26), and the bottom layer (22) has a bottom layer opening edge (28) and a bottom layer sealed edge (30). The top layer opening edge (24) and the bottom layer opening edge (28) are releasably fastened along some portion of their length by a first fastener (34) which is attached at a first attachment site (37). The bottom layer (22) further includes a second attachment site (38) for an upper portion (39) of a second fastener (40). The air mattress has a perimeter (15) and includes an inflatable portion (18) and a peripheral extension (16). The peripheral extension (16) includes a third attachment site (44) for a lower portion (41) of a second fastener (40). Upper (39) and lower portions (41) of the second fastener (40) releasably fasten the air mattress (14) to the sleeping bag (12).
    Type: Grant
    Filed: October 4, 2001
    Date of Patent: January 13, 2004
    Assignee: Northpole, Ltd.
    Inventor: Samuel F. Lamke
  • Patent number: D454609
    Type: Grant
    Filed: May 25, 2000
    Date of Patent: March 19, 2002
    Assignee: NorthPole, Ltd.
    Inventors: Thomas Meyerhoffer, John Groff
  • Patent number: D455301
    Type: Grant
    Filed: November 27, 2000
    Date of Patent: April 9, 2002
    Assignee: NorthPole, Ltd.
    Inventor: Robert R. Cantwell