Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     Utility knife D313540 Utility knife Patent Drawings: Inventor: Toor, et al. Date Issued: January 8, 1991 Application: 07/158,144 Filed: February 19, 1988 Inventors: Sacherman; James E. (Palo Alto, CA) Toor; John W. (Palo Alto, CA) Assignee: Primary Examiner: Dunkins; Bruce W. Assistant Examiner: Heflin; Clare E. Attorney Or Agent: Harrison & Eakin U.S. Class: D8/107; D8/98 Field Of Search: D8/95; D8/96; D8/97; D8/98; D8/99; D8/100; D8/107; 30/85; 30/162; 30/329; 30/332; 30/333; 30/334; 30/335; 30/336; 30/337; 30/338; 30/339; 30/314; 30/315; 30/316; 30/289; 30/293; 30/294 International Class: U.S Patent Documents: D258310; 1552771; 3080653; 4002207 Foreign Patent Documents: Other References: Abstract: Claim: The ornamental design for a utility knife, as shown and described. Description: FIG. 1 is a right, front perspective view of a utility knife showing our new design; FIG. 2 is a top plan view thereof; FIG. 3 is a left side elevational view thereof; FIG 4 is a front elevational view thereof, the rear being flat and unornamented. * * * * *       Recently Added Patents Showerhead Flexible printed circuits capable of transmitting electrical and optical signals Method and apparatus for implementing a real-time event management platform Liquid crystal display controller Post adaptor Package Storage controller and control method for dynamically accomodating increases and decreases in difference data   Randomly Featured Patents Light-emitting diode drive circuit with fast rise time and fall time Actuator of optical pick-up device Intermediates to 1,9-dihydroxyoctahydrophenanthrenes Bandwidth detection in a heterogeneous network with parallel and proxy modes Water impervious rubber or plastic insulated power cable Device for pouring out concrete Waste water treatment system Watch Low frequency modulation sensors using nanosecond fluorophores Air compressor control sequencer © 2006. PatentGenius. All Rights Reserved.