Patent ID: 8601699

Claim:
A utility knife comprising: an elongate handle having a blade track system comprising a blade pivot point, a slot, and a pivot pin, the pivot pin located at said pivot point and configured to be received in said slot, said blade track system further comprising a travel groove located in a side plate having a travel pin, the travel pin being slidably receivable in said travel groove; and an elongate blade mounted in said blade track system, said blade having a sharpened cutting/scraping edge extending along a side of the blade; wherein said blade is shiftable between a closed configuration and a first open configuration by rotating said blade about said pivot point and in said blade track system, the closed configuration comprising said cutting/scraping edge enclosed within said handle, the first open configuration comprising said blade extending longitudinally outward from a first handle end of said handle, said blade being slidably deployable along said blade track system between said first open configuration and a second open configuration, the second open configuration comprising said blade being disposed substantially in line with said handle such that the cutting/scraping edge is exposed and disposed directly opposite a side of said handle that is configured to regress in a user's hand.