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Title: US6513184: Particle entrapment system
[ Derwent Title ]

Country: US United States of America

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15 pages

 
Inventor: Brown, Colin W.; Egham, United Kingdom
Francis, Edward; Racine County, WI

Assignee: S. C. Johnson & Son, Inc., Racine, WI
other patents from S. C. JOHNSON + SON, INC. (500090) (approx. 726)
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Published / Filed: 2003-02-04 / 2000-06-28

Application Number: US2000000605944
IPC Code: Advanced: A47L 13/16; A47L 13/17; A47L 13/20; A47L 13/40; B32B 5/22;
Core: A47L 13/10; more...
IPC-7: A47L 13/16; A47L 13/20; B32B 3/26; B32B 27/12;

ECLA Code: A47L13/16; A47L13/40; B32B5/22;

U.S. Class: 015/231; 134/006; 442/097; 442/289; 442/397; 428/304.4;

Field of Search: 015/1.51,208,209.1,231 134/006 442/097-100,117,286,289,394,397 428/137,195

Priority Number:
2000-06-28  US2000000605944

Abstract: A cleaning sheet for cleaning and removing particles from a surface is disclosed. The sheet includes a particle retention layer including an electret material for collecting and retaining the particles. The sheet also includes an outer layer covering at least a portion of the particle retention layer. The outer layer comprises a low dust retention material and includes a surface having a plurality of apertures formed therethrough.

Primary / Asst. Examiners: Till, Terrence R.;

INPADOC Legal Status: Show legal status actions          Buy Now: Family Legal Status Report

Designated Country: AU BR CA CN CZ EP HU JP KR MX NZ PL RU SG SK UA ZA 

Family: Show 18 known family members
First Claim:
Show all 28 claims		 What is claimed is:     1. A cleaning sheet for cleaning and removing particles from a surface, said sheet comprising:
  • a particle retention layer including an electret material for collecting and retaining the particles; and
  • an outer layer covering at least a portion of the particle retention layer, the outer layer comprising a low dust retention material and including a surface having a plurality of apertures formed therethrough, wherein the apertures have a cross-sectional dimension of at least about 1 mm2.
    •


Background / Summary: Show background / summary

Drawing Descriptions: Show drawing descriptions

Description: Show description

Forward References: Show 36 U.S. patent(s) that reference this one

       
U.S. References: Go to Result Set: All U.S. references   |  Forward references (36)   |   Backward references (68)   |   Citation Link

Buy
PDF		 Patent  Pub.Date  Inventor Assignee   Title
Get PDF - 5pp US2724457  1955-11 Besser   Electrostatic air filter
Get PDF - 5pp US2740184  1956-04 Thomas   Electrically charged material
Get PDF - 8pp US2902395  1959-09 Hirschy et al.   Absorbent wiping sheet
Get PDF - 3pp US2986524* 1961-05 Padgett    
Get PDF - 4pp US3099855* 1963-08 Nash    
Get PDF - 6pp US3118022  1964-01 Sessler et al.   Electroacoustic transducer
Get PDF - 4pp US3144671* 1964-08 Gould et al.    
Get PDF - 6pp US3193912* 1965-07 Polin    
Get PDF - 3pp US3240212  1966-03 Royster   Methods of treating smoking tobacco
Get PDF - 4pp US3301786* 1967-01 Klass    
Get PDF - 14pp US3307332  1967-03 Grace et al.   Electrostatic gas filter
Get PDF - 5pp US3316620  1967-05 Stewart, Jr.   Process for the production of electrets
Get PDF - 5pp US3354373* 1967-11 Fatovic    
Get PDF - 9pp US3449094  1969-06 Baxt et al.   LAMINATED ELECTRETS
Get PDF - 5pp US3458713  1969-07 Perlman et al.   POLYCARBONATE ELECTRETS
Get PDF - 4pp US3463168  1969-08 Troll et al.   ELECTROSTATICALLY CHARGED TOBACCO SMOKE FILTER
Get PDF - 15pp US3485708  1969-12 Ballou et al.   PATTERNED NONWOVEN FABRIC OF MULTIFILAMENT YARNS AND JET STREAM PROCESS FOR ITS PRODUCTION
Get PDF - 15pp US3487610  1970-01 Brown et al.   ELECTROSTATIC FILTER UNIT WITH HIGH STABLE CHARGE AND ITS MANUFACTURE
Get PDF - 13pp US3494821  1970-02 Evans   PATTERNED NONWOVEN FABRIC OF HYDRAULICALLY ENTANGLED TEXTILE FIBERS AND REINFORCING FIBERS
Get PDF - 8pp US3496013  1970-02 Baxt et al.   METALLIZED POLARETS AND METHODS FOR THEIR PRODUCTION
Get PDF - 5pp US3496461  1970-02 Sessler et al.   METHOD OF MEASURING THE VOLUME RESISTIVITY OF THIN,SOLID DIELECTRIC MATERIAL UTILIZING THE DECAY RATES OF A NUMBER OF MEASURED DECAY INTERVALS
Get PDF - 4pp US3571679  1971-03 Turnhout  Nederlandse Organisatie voor Toegepast-Natuurwetenschappelijk Onderzoek ten behoeve van Nijverheid DEVICE FOR FORMING ELECTRETS
Get PDF - 9pp US3612778  1971-10 Murphy  Thermo Electron Corporation ELECTRET ACOUSTIC TRANSDUCER AND METHOD OF MAKING
Get PDF - 13pp US3616157  1971-10 Smith  Johnson & Johnson EMBOSSED NONWOVEN WIPING AND CLEANING MATERIALS
Get PDF - 6pp US3632443  1972-01 Kodera et al.  Sony Corporation METHOD OF MAKING POLYPROPYLENE ELECTRETS
Get PDF - 4pp US3644605  1972-02 Sessler et al.   METHOD FOR PRODUCING PERMANENT ELECTRET CHARGES IN DIELECTRIC MATERIALS
Get PDF - 11pp US3965518  1976-06 Muoio  S. C. Johnson & Son, Inc. Impregnated wiper
Get PDF - 10pp US3965519  1976-06 Hermann  S. C. Johnson & Son, Inc. Disposable floor polishing wipe
Get PDF - 4pp US3968790  1976-07 Fukada et al.  Rikagaku Kenkyusho Electret method of promoting callus formation in regeneration of bones
Get PDF - 7pp US4095303  1978-06 Armstrong et al.   Dry cleaning carpeting
Get PDF - 9pp US4144370  1979-03 Boulton  Johnson & Johnson Textile fabric and method of manufacturing the same
Get PDF - 8pp US4172172  1979-10 Suzuki et al.  Mitsubishi Rayon Co., Ltd. Nonwoven fabric of three dimensional entanglement
Get PDF - 5pp US4232128  1980-11 Michel et al.  Hoechst Aktiengesellschaft Porous shaped cellulose hydrate article with an improved cleaning effect
Get PDF - 9pp US4276338  1981-06 Ludwa et al.  The Procter & Gamble Company Absorbent article
Get PDF - 15pp US4333021  1982-06 Cresap et al.  The United States of America as represented by the United States Department of Energy Transient stability enhancement of electric power generating systems by 120-degree phase rotation
Get PDF - 4pp US4352846  1982-10 Passler et al.  Carl Freudenberg, Firma Cleaning cloth
Get PDF - 6pp US4355021  1982-10 Mahl et al.  S. C. Johnson & Son, Inc. Virucidal wipe and method
Get PDF - 7pp US4436780  1984-03 Hotchkiss et al.  Kimberly-Clark Corporation Nonwoven wiper laminate
Get PDF - 13pp US4486365  1984-12 Kliemann et al.  Rhodia AG Process and apparatus for the preparation of electret filaments, textile fibers and similar articles
Get PDF - 4pp US4525411  1985-06 Schmidt  Firma Carl Freudenberg Cleaning cloth
Get PDF - 5pp US4603069  1986-07 Haq et al.  Lever Brothers Company Sheet-like article
Get PDF - 7pp US4612237  1986-09 Frankenburg  E. I. Du Pont de Nemours and Company Hydraulically entangled PTFE/glass filter felt
Get PDF - 7pp US4845512  1989-07 Arway  VideoJet Systems International, Inc. Drop deflection device and method for drop marking systems
Get PDF - 18pp US4874659  1989-10 Ando et al.  Toray Industries Electret fiber sheet and method of producing same
Get PDF - 6pp US4906513  1990-03 Kebbell et al.  Kimberly-Clark Corporation Nonwoven wiper laminate
Get PDF - 4pp US4993099  1991-02 Emura et al.  Yachiyo Micro Science Company Limited Cleaning and polishing pad
Get PDF - 7pp US5057710  1991-10 Nishiura et al.  Toray Industries, Inc. Electret materials and the method for preparing the electret materials
Get PDF - 13pp US5310590  1994-05 Tochacek et al.  Minnesota Mining and Manufacturing Company Stitchbonded articles
Get PDF - 17pp US5429848  1995-07 Ando et al.  Toray Industries, Inc. Electret tubular nonwoven fabric comprising circumferentially oriented parallel reinforcing fibers within a tubular nonwoven fabric
Get PDF - 17pp US5486411  1996-01 Hassenboehler. Jr. et al.  The University of Tennessee Research Corporation Electrically charged, consolidated non-woven webs
Get PDF - 10pp US5525397  1996-06 Shizuo et al.  Kao Corporation Cleaning sheet comprising a network layer and at least one nonwoven layer of specific basis weight needled thereto
Get PDF - 12pp US5616408  1997-04 Oleszczuk et al.  Fiberweb North America, Inc. Meltblown polyethylene fabrics and processes of making same
Get PDF - 12pp US5671498  1997-09 Martin et al.   Scrubbing device
Get PDF - 8pp US5690719  1997-11 Hodge   Removable filter for a forced air duct grill
Get PDF - 9pp US5706804  1998-01 Baumann et al.  Minnesota Mining and Manufacturing Company Liquid resistant face mask having surface energy reducing agent on an intermediate layer therein
Get PDF - 5pp US5725927  1998-03 Zilg et al.  Firma Carl Freudenberg Cleaning cloth
Get PDF - 15pp US5726107  1998-03 Dahringer et al.  Hoechst Aktiengesellschaft Non-wovens of electret fiber mixtures having an improved charge stability
Get PDF - 10pp US5817584  1998-10 Singer et al.  Kimberly-Clark Worldwide, Inc. High efficiency breathing mask fabrics
Get PDF - 10pp US5830810  1998-11 Cohen  Kimberly-Clark Worldwide, Inc. Nonwoven barrier and method of making the same
Get PDF - 11pp US5834384  1998-11 Cohen et al.  Kimberly-Clark Worldwide, Inc. Nonwoven webs with one or more surface treatments
Get PDF - 15pp US5871845  1999-02 Dahringer et al.  Hiecgst Aktiengesellshat Electret fibers having improved charge stability, process for the production thereof and textile material containing these electret fibers.
Get PDF - 4pp US5895504  1999-04 Sramek et al.  S. C. Johnson & Son, Inc. Methods for using a fabric wipe
Get PDF - 4pp US5956798  1999-09 Nemoto et al.  Shinon Denkisangyo Kabushiki-Kaisha Mat for removing dirts or dusts
Get PDF - 7pp US6054071  2000-04 Mikkelsen, Jr.  Xerox Corporation Poled electrets for gyricon-based electric-paper displays
Get PDF - 14pp US6110260  2000-08 Kubokawa  3M Innovative Properties Company Filter having a change indicator
Get PDF - 12pp US6234909  2001-06 Graham et al.  Belt Drives, LTD Engine compensator
Get PDF - 10pp US6245413  2001-06 Kenmochi et al.  Uni-Charm Corporation Cleaning sheet
Get PDF - 11pp US6305046  2001-10 Kingry et al.  The Procter & Gamble Company Cleaning implements having structures for retaining a sheet
  * some details unavailable
       
Foreign References:
Buy
PDF		 Publication Date IPC Code Assignee   Title
Get PDF - 11pp EP0375234 1990-06  A47L 9/12 MINNESOTA MINING & MFG Nonwoven filter material 
Get PDF - 16pp EP0423619 1991-04  A47L 13/16 FIBERWEB NORTH AMERICA INC Wiping fabric and method of manufacture 
Get PDF - 11pp EP0721760 1996-07  A47L 13/16 JAPAN VILENE COMPANY, LTD. Cleaning material 
Get PDF - 6pp EP0774229 1997-05  A47L 13/16 UNI CHARM CORP Disposable wipe-off article 
Get PDF - 25pp EP0865755 1998-09  A47L 13/16 UNI CHARM CORP Wiping sheet 
Get PDF - 11pp EP0872206 1998-10  A47L 13/16 KAO CORP Cleaning sheet 
Get PDF - 11pp EP0945251 1999-09  A47L 13/16 UNI CHARM CORP Multi-ply cleaning sheet 
  GB0292479 1929-06       
Buy PDF- 4pp GB2069327 1981-08  A47L 13/16 FREUDENBERG CARL KG CLEANING CLOTHS 
  JP63048981 1988-10       
  JP05025763 1993-02       
  JP10262883 1998-10       


Other Abstract Info: CHEMABS 138(09)123829C

Other References:
  • Author unknown, Early History of Electrets, 1 page, (Undated).
  • Bhatnagar et al., Electrical Conductivity of Carnauba Wax Using Different Electrodes, pp. 20-24, (1954).
  • Gemant, Phil. Mag. S. 7., 20, Recent Investigations on Electets, pp. 929-951, (1935).
  • Gross, State of the Arts Review, 6, "Electret Devices For Air Pollution Control", pp. 1-10, (1972).
  • Gross, pp. 115-119 (Undated).
  • Gutmann, Reviews of Modern Physics, 20, "The Electret", pp. 457-472, (1948).
  • Scotch Brite.TM. Lens Cleaning Cloth Label, 1 sheet, (On sale at least by Jun. 1, 2000).


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