Face mask with enhanced seal and method (US5694925)


	Parent Case:			This application is a divisional application of U.S. application Ser. No. 08/278,930, filed Jul. 20, 1994 and entitled Face Mask With Enhanced Seal and Method, now U.S. Pat. No. 5,553,608 issued Sep. 10, 1996.
	Designated Country:			BE CH DK ES FR GB GR IE IT LI LU MC NL PT SE
	Family:			Show 68 known family members
	First Claim: Show all 8 claims			What is claimed is: 1. A method for preventing liquids and aerosols from contacting the face of a person wearing a disposable face mask having a plurality of layers of selected materials, comprising the steps of: placing each layer of material having a generally rectangular shape in juxtaposition to form a filter body for the mask; connecting the layers of material along the top edge, bottom edge and the lateral edges of the generally rectangular shape to form the filter body; attaching a lateral edge of a respective flap to each lateral edge of the filter body; attaching a securing means with each flap on its free lateral edge for holding the mask on the face of a wearer, wherein the step of attaching the securing means with the free lateral edge of the respective flaps further comprises the steps of: forming each securing means from a surgical tie strip; and bonding only one end of each surgical tie strip adjacent to the bottom of one of the respective flaps; and attaching a visor near the top edge of the filter body for covering the eyes of the wearer.
	Background / Summary:			Show background / summary
	Drawing Descriptions:			Show drawing descriptions
	Description:			Show description
	Forward References:			Show 26 U.S. patent(s) that reference this one

U.S. References:

Go to Result Set: All U.S. references | Forward references (26) | Backward references (145) | Citation Link

Buy PDF	Patent	Pub.Date	Inventor	Assignee	Title
	USD249072	1978-08	Revoir	American Optical Corporation	Disposable respiratory mask
	USD270110	1983-08	Moore et al.	Moore; Adrienne	Face mask
	USD285733	1986-09	Cooper	Parmellee Industries, Inc.	Disposable face mask
	USD287649	1987-01	Zdrok et al.	American Optical Corporation	Disposable respirator
	USD312331	1990-11	Poettgen	Anago, Inc.	Face shield
	USD319111	1991-08	Sandel	BFD Industries, Inc.	Combined face mask and shield
	USD326932	1992-06	Millar	BFD Industries, Inc.	Face shield
	USD327141	1992-06	Hubbard et al.	Tecnol Medical Products, Inc.	Combined face mask and shield
	US797293	1905-08	Lang et al.		FACE-SHIELD.
	US911476	1909-02	Cheesman		FIREMAN'S MASK.
	US1170052	1916-02	Diener et al.		VENTILATED HAT.
	US1292095	1919-01	Schwartz		RESPIRATOR-MASK.
	US1337036*	1920-04	Bergmann
	US1923340*	1933-08	Steckler
	US1987922*	1935-01	Blatt
	US2012505*	1935-08	Goldsmith
	US2029947*	1936-02	Schmitt et al.
	US2033691*	1936-03	Douglass
	US2056753*	1936-10	Wagner
	US2116241*	1938-05	Heumann
	US2149067*	1939-02	Otero
	US2176006	1939-10	Ehrlich		Eyeshield
	US2227667*	1941-01	Panetiere
	US2248477*	1941-07	Lombard
	US2253101	1941-08	Thoreson		Shield for glasses
	US2280055*	1942-04	Andersen
	US2280482*	1942-04	Dreyfus
	US2296338*	1942-09	Dakin
	US2462005*	1949-02	Schauweker
	US2494406	1950-01	Reitano		Protective mask
	US2556589*	1951-06	Le Duc
	US2669717	1954-02	Diggs		Combined sunglasses and face protector
	US2720477	1955-10	Lancaster		Plastic bandage or adhesive tape and process of manufacture
	US2762368*	1956-09	Bloomfield
	US2774970*	1956-12	Du Bois
	US2891541*	1959-06	Tietze
	US2916037	1959-12	Hansen		Disposable diaper
	US3049121*	1962-08	Brumfield et al.
	US3170461*	1965-02	Watts, Jr.
	US3220409*	1965-11	Liloia et al.
	US3288138*	1966-11	Sachs
	US3316904	1967-05	Wall et al.		Filtering web for face masks and face masks made therefrom
	US3395406	1968-08	Smith		DOUBLE-LENS GOGGLES
	US3490447	1970-01	Jackson		SURGICAL MASK
	US3603315	1971-09	Becker, III	American Hospital Supply Corporation	SURGICAL FACE MASK
	US3613678	1971-10	Mayhew	Minnesota Mining and Manufacturing Company	FILTRATION MASK
	US3620214	1971-11	Thackston	C. R. Bard, Inc.	MOLDED SURGICAL MASK
	US3664335	1972-05	Bouchard et al.	International Paper Company	SURGICAL FACE MASK
	US3686690	1972-08	Webb	American Safety Equipment Corporation of Michigan	FACE SHIELD
	US3688768	1972-09	Reimschussel et al.	Johns-Manville Corporation	DISPOSABLE FACE RESPIRATOR AND METHOD OF MAKING SAME
	US3779244	1973-12	Weeks, Jr. et al.	Johns-Manville Corporation	DISPOSABLE FACE RESPIRATOR
	US3802429	1974-04	Bird	Johnson & Johnson	SURGICAL FACE MASK
	US3834384	1974-09	Raines		SURGICAL MASK WITH ADHESIVE VAPOR BARRIER
	US3837995	1974-09	Floden		AUTOGENOUSLY BONDED COMPOSITE WEB
	US3855048	1974-12	Bagnall	Caligen Foam Limited	FOAM LAMINATES
	US3884227	1975-05	Lutz et al.	Blessings Products, Incorporated	Disposable surgical mask
	US3888246	1975-06	Lauer	Johnson & Johnson	Anti-fog surgical face mask
	US3890966	1975-06	Aspelin et al.	Johnson & Johnson	Anti-fog surgical face mask with slits
	US3929135	1975-12	Thompson	The Procter & Gamble Company	Absorptive structure having tapered capillaries
	US3932153	1976-01	Byrns		Nebulizer bacteria filter
	US3953566	1976-04	Gore	W. L. Gore & Associates, Inc.	Process for producing porous products
	US3971369	1976-07	Aspelin et al.	Johnson & Johnson	Folded cup-like surgical face mask and method of forming the same
	US3971373	1976-07	Braun	Minnesota Mining and Manufacturing Company	Particle-loaded microfiber sheet product and respirators made therefrom
	US3974829	1976-08	Tate, Jr.	Clegg, Jr.; Giles C.	Means for preventing fogging of optical aids used by the wearer of a surgical mask
	US3985132	1976-10	Boyce et al.	Tape-Licator, Inc.	Filter mask
	US3989867	1976-11	Sisson	The Procter & Gamble Company	Absorptive devices having porous backsheet
	US4037593	1977-07	Tate, Jr.	Clegg, Jr.; Giles C.	Surgical mask with vapor barrier
	US4064876	1977-12	Mulchi	Wolf; Stanley I.	Air-pollution filter and face mask
	US4187390	1980-02	Gore	W. L. Gore & Associates, Inc.	Porous products and process therefor
	US4195629	1980-04	Halford	Halbrand, Inc.	Face mask
	US4215682	1980-08	Kubik et al.	Minnesota Mining and Manufacturing Company	Melt-blown fibrous electrets
	US4296746	1981-10	Mason, Jr. et al.	Surgikos	Disposable full-face surgical mask
	US4300549	1981-11	Parker	Surgikos	Operating room face mask
	US4319567	1982-03	Magidson	Moldex/Metric Products, Inc.	Disposable face mask
	US4323063	1982-04	Fisichella		Medical face mask
	US4382440	1983-05	Kapp et al.		Smoke and pollutant filtering device
	US4384577	1983-05	Huber et al.	Moldex/Metric Products, Inc.	Disposable face mask
	US4417575	1983-11	Hilton et al.	Racal Safety Limited	Respirators
	US4419993	1983-12	Petersen	Minnesota Mining & Manufacturing Company	Anti-fogging surgical mask
	US4419994	1983-12	Hilston	Racal Safety Limited	Respirators
	US4435852	1984-03	Nesler		Goggle
	US4454881	1984-06	Huber et al.	Moldex/Metric Products, Inc.	Multi-layer face mask with molded edge bead
	US4495030	1985-01	Giglia	American Cyanamid Company	Filter paper
	US4510931	1985-04	Henderson et al.	W. L. Gore & Associates, Inc.	Barrier for use during cardiopulmonary resuscitation
	US4522203	1985-06	Mays	Chicopee	Water impervious materials
	US4536440	1985-08	Berg et al.	Minnesota Mining and Manufacturing Company	Molded fibrous filtration products
	US4547420	1985-10	Krueger et al.	Minnesota Mining and Manufacturing Company	Bicomponent fibers and webs made therefrom
	US4551378	1985-11	Carey, Jr.	Minnesota Mining and Manufacturing Company	Nonwoven thermal insulating stretch fabric and method for producing same
	US4600002	1986-07	Maryyanek et al.	American Optical Corporation	Disposable respirator
	US4606341	1986-08	Hubbard et al.	Tecnol, Inc.	Noncollapsible surgical face mask
	US4610036	1986-09	LaPrairie		Sunglasses
	US4616647	1986-10	McCreadie	Parmelee Industries, Inc.	Molded fiber disposable face mask having enhanced nose and chin filter-seals
	US4628927	1986-12	Ward		Reversible face mask with replaceable air filter insert
	US4635628	1987-01	Hubbard et al.	Tecnol, Inc.	Surgical face mask with improved moisture barrier
	US4641645	1987-02	Tayebi	New England Thermoplastics, Inc.	Face mask
	US4646367	1987-03	El Hassen		Tumbling cap
	US4657802	1987-04	Morman	Kimberly-Clark Corporation	Composite nonwoven elastic web
	US4662005	1987-05	Grier-Idris	Kimberly-Clark Corporation	Conformable surgical face mask
	US4684570	1987-08	Malaney	Chicopee	Microfine fiber laminate
	US4688566	1987-08	Boyce	Professional Tape Converters, Inc.	Filter mask
	US4701965	1987-10	Landis		Visor-type mask for dentists
	US4750482	1988-06	Sieverding	Pfizer Inc.	Hydrophilic, elastomeric, pressure-sensitive adhesive
	US4779291	1988-10	Russell		Medical eye shield
	US4796621	1989-01	Barle et al.		Protective surgical face mask
	US4797956	1989-01	Boyce	Professional Tape Converters, Inc.	Eye shield
	US4802473	1989-02	Hubbard et al.	Tecnol, Inc.	Face mask with ear loops
	US4807619	1989-02	Dyrud et al.	Minnesota Mining and Manufacturing Company	Resilient shape-retaining fibrous filtration face mask
	US4821340	1989-04	Johnson		Face shield
	US4825878	1989-05	Kuntz et al.		Light-weight disposable protective face shield
	US4827924	1989-05	Japuntich	Minnesota Mining and Manufacturing Company	High efficiency respirator
	US4850347	1989-07	Skov	Metric Products, Inc.	Face mask
	US4852185	1989-08	Olson		Protective face shield
	US4852189	1989-08	Duggan		Headband structure
	US4856509	1989-08	Lemelson		Face mask and method
	US4864653	1989-09	Landis		Protective shield and visor supporting same
	US4872465	1989-10	Kuntz et al.		Light-weight disposable protective face shield
	US4873972	1989-10	Magidson et al.	Moldex/Metric Products, Inc.	Disposable filter respirator with inner molded face flange
	US4883052	1989-11	Weiss et al.	Helsa-Werke Helmut Sandler GmbH & Co. KG	Protective breathing mask
	US4884296	1989-12	Nix, Jr.	Delta Medical Systems, Inc.	Protective face shield
	US4910804	1990-03	Lidgren	Sport Exclusive E.H. AB	Head guard and method for making same
	US4920576	1990-05	Landis		Visor-type mask for dentists
	US4920960	1990-05	Hubbard et al.	Tecnol, Inc.	Body fluids barrier mask
	US4941470	1990-07	Hubbard et al.	Tecnol, Inc.	Face mask with ear loops and method for forming
	US4944294	1990-07	Borek, Jr.		Face mask with integral anti-glare, anti-fog eye shield
	US4944312	1990-07	Smith		Disposable face shield
	US4945574	1990-08	Dagher	DHL Research and Development Corporation	Protective mask
	US4965887	1990-10	Paoluccio et al.	Paoluccio; John A.	Face protector for splash and spatter protection
	US4966140	1990-10	Herzberg	Renate Dunsch-Herzberg	Protective facial mask
	US4969457	1990-11	Hubbard et al.	Tecnol, Inc.	Body fluids barrier mask
	US5003633	1991-04	Itoh	Itoh Seiki Co., Ltd.	Face protector
	US5012805	1991-05	Muckerheide		Surgical mask barrier apparatus
	US5020533	1991-06	Hubbard et al.	Tecnol, Inc.	Face mask with liquid and glare resistant visor
	US5025506	1991-06	Huang		One piece mask body having vertically stitched nose accomodating portion
	US5033115	1991-07	Bowling et al.		Protective garment
	US5035240	1991-07	Braun et al.	Minnesota Mining and Manufacturing Company	Elastomeric filtration materials
	US5094236	1992-03	Tayebi	Better Breathing Inc.	Face mask
	US5107547	1992-04	Scheu	Baxter International Inc.	Adjustable medical face mask fastener
	US5113528	1992-05	Burke, Jr. et al.		Face shield
	US5138714	1992-08	Smith		Windsheet optical device
	US5150703	1992-09	Hubbard et al.	Tecnol Medical Products, Inc.	Liquid shield visor for a surgical mask with a bottom notch to reduce glare
	US5303423	1994-04	Gazarra et al.	Splash Shield, Limited Partnership	Face shield/mask combination
	US5322061	1994-06	Brunson	Tecnol Medical Products, Inc.	Disposable aerosol mask
	US5368021	1994-11	Beard et al.	Criticare Systems, Inc.	System for handling and monitoring respiratory waste streams
	US5406943	1995-04	Hubbarrd et al.	TCNL Technologies, Inc.	Method of manufacturing a liquid shield
	US5419318	1995-05	Tayebi	Better Breathing, Inc.	Breathing mask
* some details unavailable

Foreign References:

Publication	Date	IPC Code	Assignee	Title
AU0527091	1981-08
CA1085259	1978-08	A61M 16/00	GRIMES, JERRY L.	GAS DELIVERY FACE SHIELD
EP0355444	1989-07	A41D 13/00	Herzberg, Wolfgang, Dr.med.	Face mask
EP0391726	1990-04	A62B 18/02	JOHNSON & JOHNSON MEDICAL	Improved filtration medium and face mask containing the same
EP0391726	1990-10	A62B 18/02	JOHNSON & JOHNSON MEDICAL	Improved filtration medium and face mask containing the same
EP0515986	1992-12	A41D 13/00	BETTER BREATHING, Inc.	Breathing mask
EP0606686	1994-07	A41D 13/00	TECNOL MEDICAL PRODUCTS, INC.	Disposable aerosol mask
FR0867791	1941-09	D03D 15/08		Perfectionnements aux proc�d�s de tissage et produits nouveaux en r�sultant
FR2471792	1979-12	A41D 13/05	AIRFIL	PROCEDE DE FABRICATION DE MASQUES ANTI-POUSSIERES ET/OU ANTI-VAPEURS NOTAMMENT, A PARTIR D'AU MOINS UNE FEUILLE EN MATIERE FILTRANTE ET LES MASQUES AINSI OBTENUS
DE0655814	1938-01	A61B 19/00	MALWIN FEILER DR	Vorrichtung zum Schuetzen von AErzten, Patienten, Pflegepersonal u. dgl. gegen UEbertragung infektioeser Erkrankungen
DE0688227	1940-02
NL7706660	1977-06	A41D 13/05	JOHNSON & JOHNSON TE NEW BRONSWICK, NEW JERSEY, VER. ST. V. AM.	GEZICHTSMASKER.
GB0004789	1912-01		HEVER, EAMONN	ELECTRONIC POST
GB0005104	1913-01		ASAHI KOGAKU KOGYO KABUSHIKI KAISHA	TELESCOPING TYPE OF ZOOM LENS AND CAM MECHANISM THEREFOR
GB0892262	1962-03
GB0967455	1964-08
GB1049604	1966-11
GB1433504	1976-04	A41D 13/05	DUPRE J-P M	FACE MASK AND PROCESS FOR MANUFACTURING A FACE MASK
GB1473924	1977-05	A41D 13/05	JOHNSON JOHNSON	SURGICAL FACE MASK
GB2717968	1977-12
GB2028664	1979-08	A41D 13/05	SEPLAST	DOUBLE-WALLED FILTER MASK
GB2028664	1980-03	A41D 13/05	SEPLAST	DOUBLE-WALLED FILTER MASK
GB1588442	1981-04	A41D 13/05	DEFENCE SECRETARY OF STATE FOR	FACE MASKS
GB2059782	1981-04	A41D 13/05	DRAGERWERK AG	BREATHING HALF-MASK FOR ONCE ONLY USE
GB2072516	1981-10	A62B 18/02	SIEBE GORMAN & CO LTD	RESPIRATORY FACE MASKS
GB2103491	1982-07	A41D 13/05	* AMERICAN OPTICAL CORPORATION	DISPOSABLE RESPIRATOR
GB2103491	1983-02	A41D 13/05	* AMERICAN OPTICAL CORPORATION	DISPOSABLE RESPIRATOR
WO8101019	1979-11	A41D 13/11	GIFFARD L	RESPIRATORY MASK AND FILTERING MATERIAL INCLUDED THEREIN
WO8101019	1981-04	A41D 13/11	GIFFARD L	RESPIRATORY MASK AND FILTERING MATERIAL INCLUDED THEREIN
WO8103266	1981-05	A41D 13/00	COATES D	DISPOSABLE SURGICAL FACE MASK AND METHOD OF PRODUCING IT
WO8103266	1981-11	A41D 13/00	COATES D	DISPOSABLE SURGICAL FACE MASK AND METHOD OF PRODUCING IT
WO8601734	1986-03	A41D 13/11	MINNESOTA MINING & MFG	RESPIRATOR HARNESS ASSEMBLY
WO8900874	1988-07	A62B 7/02	SOEDERBERG STIG	RESPIRATORY MASK
WO8900874	1989-02	A62B 7/02	SOEDERBERG STIG	RESPIRATORY MASK
WO8910106	1989-11	A61F 9/04	RUSSELL JOHN PATRICK	FACE PROTECTOR
WO9108829	1991-06	A41D 13/11	GORE & ASS	NEW FILTER MEDIA FOR USE IN SURGICAL AND CLEAN ROOM MASKS