Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     Air circulator D254803 Air circulator Patent Drawings: Inventor: Rusth, et al. Date Issued: April 22, 1980 Application: 05/853,623 Filed: November 21, 1977 Inventors: Martin; David A. (Beaverton, OR) Rusth; Douglas B. (Portland, OR) Assignee: Primary Examiner: Largen; James R. Assistant Examiner: Attorney Or Agent: Givnan, Jr.; James D. U.S. Class: D23/370 Field Of Search: D23/139; D23/140; D23/141; D23/142; D23/143; D23/144; D23/145; D23/146; D23/147; D23/148; D23/149; D23/150; D23/151; D23/152; D23/153; D23/154; D23/155; D23/156; D23/157; D23/158; D23/159; D23/160; D23/161; D23/162; D23/163; D23/164; D23/165; D23/166; D23/167; 98/33R; 98/33A; 98/4N International Class: U.S Patent Documents: 1170551; 2528650; 3173353; 3347025; 3750557; 3827342; 3973479; 4053732; 4064203; 4136606; 4152973 Foreign Patent Documents: 2275734; 2296818 Other References: Abstract: Claim: The ornamental design for an air circulator, as shown. Description: FIG. 1 is a side elevational view of an air circulator embodying our new design; FIG. 2 is a top plan view thereof; and FIG. 3 is a bottom plan view thereof. * * * * *       Recently Added Patents Method and apparatus for representing a group of images Quartz metal halide lamp with improved structural and electrical properties Safety guard with clamping device Distance measuring apparatus Stabilizing insulation sleeve for beverage containers Rear bumper for automobile Music box   Randomly Featured Patents Storage medium for data backup and method for the same Wheel-mounted vehicle shock absorber tester Fuel tank for automotive vehicles and evaporative emission control system incorporating same Sealing member for valve stems Device fabrication by plasma etching System and method for locating individuals and equipment, airline reservation system, communication system System for the asynchronous transporting of data between active functional units Medication infusion pump Bulb planter Two-way cable-television system © 2006. PatentGenius. All Rights Reserved.