Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     Calculator D533894 Calculator Patent Drawings: Inventor: Chan Date Issued: December 19, 2006 Application: D/238,778 Filed: September 21, 2005 Inventors: Chan; Sik-Leung (Hong Kong, HK) Assignee: C. C. & L Company Limited (Hong Kong, HK) Primary Examiner: Spear; Robert M. Assistant Examiner: Rademaker; Garth Attorney Or Agent: Alix, Yale & Ristas, LLP U.S. Class: D18/7 Field Of Search: D18/1; D18/2; D18/6; D18/7; D18/11; D18/12; D18/12.1; D18/12.2; D18/12.3; D10/2; D10/3; D10/65; D10/70; D10/78; D10/104; D14/191; D14/193; D14/197; D14/198; D14/218; D14/314; D14/341; D14/342; D14/343; D14/344; D14/345; D14/346; D14/347; D14/383; D14/384; D14/385; D14/386; D14/387; D14/388; D14/391; D14/392; D14/393; D14/394; D14/395; D14/396; D14/399; D21/512; 235/58R; 235/59A; 235/59BA; 235/59BB; 235/59BC; 235/59BD; 235/59BE; 235/59BF; 235/59BG; 235/59CP; 235/59R; 235/59TP; 235/60.22; 235/61R; 708/100; 708/105; 708/130 International Class: U.S Patent Documents: 4157588; D305765; D310095; D394079; D426849; D441393; D462083; D462084; D466147; D477625; D502209; D513035 Foreign Patent Documents: Other References: Abstract: Claim: CLAIM The ornamental design for a calculator, as shown and described. Description: FIG. 1 is a front perspective view of a calculator showing my new design; FIG. 2 is a front elevational view thereof; FIG. 3 is a right side elevational view thereof; FIG. 4 is a top plan view thereof; FIG. 5 is a rear elevational view thereof; FIG. 6 is a left side elevational view thereof; FIG. 7 is a bottom plan view thereof; and, FIG. 8 is a front perspective view with parts in alternative position thereof. * * * * *       Recently Added Patents Electronic message management Systems and methods for costing reciprocal relationships Multi-node system, internodal crossbar switch, node and medium embodying program Auto switch system and method thereof for IP phone and default audio device Inbred maize line PHE6W Image processing apparatus, control method therefor, computer program, and computer-readable storage medium Image forming device   Randomly Featured Patents Fabrication of living blood vessels and glandular tissues Rotary piston engine Method for making chain bracket with strengthened chain supports Automatic set-up system Stencil and apparatus for supporting and tensioning the stencil Method for manufacturing internally geared parts Method for making a semiconductor device Heat sink Fully integrated automatically-tuned RF and IF active bandpass filters Apparatus and method for application of flexible sheet stock © 2006. PatentGenius. All Rights Reserved.