USD473937S1 - Respirator - Google Patents

Respirator Download PDF

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Publication number
USD473937S1
USD473937S1 US29149754 US14975401F USD473937S1 US D473937 S1 USD473937 S1 US D473937S1 US 29149754 US29149754 US 29149754 US 14975401 F US14975401 F US 14975401F US D473937 S1 USD473937 S1 US D473937S1
Authority
US
Grant status
Grant
Patent type
Design
Prior art keywords
fig
view
perspective
respirator
design
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US29149754
Inventor
Keith E. Fecteau
David Honan
Kevin Krauss
Alan Levin
Ryan Sullivan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CABOT SAFETY INTERMEDIATED CORP
3M Innovative Properties Co
Original Assignee
Cabot Safety Intermediate Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Grant date

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Description

FIG. 1 is a frontal corner perspective view of a respirator showing my new design;

FIG. 2 is a top perspective view thereof;

FIG. 3 is a side perspective view thereof;

FIG. 4 is a front perspective view thereof, the broken line showing is for illustrative purposes only and forms no part of the claimed design; and,

FIG. 5 is a bottom perspective view thereof.

Claims (1)

  1. The ornamental design for a respirator, as shown and described.
US29149754 2001-10-16 2001-10-16 Respirator Expired - Lifetime USD473937S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29149754 USD473937S1 (en) 2001-10-16 2001-10-16 Respirator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29149754 USD473937S1 (en) 2001-10-16 2001-10-16 Respirator

Publications (1)

Publication Number Publication Date
USD473937S1 true USD473937S1 (en) 2003-04-29

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ID=22531656

Family Applications (1)

Application Number Title Priority Date Filing Date
US29149754 Expired - Lifetime USD473937S1 (en) 2001-10-16 2001-10-16 Respirator

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US (1) USD473937S1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD759807S1 (en) * 2014-05-22 2016-06-21 3M Innovative Properties Company Respirator mask exhalation port
USD767116S1 (en) * 2015-02-27 2016-09-20 3M Innovative Properties Company Respirator mask having an exhalation port
USD810276S1 (en) * 2015-01-14 2018-02-13 Jsp Ltd Respiratory mask with removable cover
USD811580S1 (en) * 2014-05-08 2018-02-27 Innosparks Pte Ltd Unidirectional valve for face mask

Citations (98)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US509718A (en) 1893-11-28 Buckle-shield
US671616A (en) 1901-02-14 1901-04-09 B K Smith And Co Ornamental buckle or clasp.
US1055067A (en) 1911-04-21 1913-03-04 James F Molloy Buckle.
US1398966A (en) 1920-07-22 1921-12-06 Hirsh Fred Adjustable strap-fastening
US1798576A (en) 1929-12-11 1931-03-31 Alonso Blanch Garment-holding fastener
US2008677A (en) 1931-09-16 1935-07-23 Bertram Werner Breathing mask
US2056692A (en) 1934-09-27 1936-10-06 Daniel H Roche Respirator
US2079581A (en) 1936-05-11 1937-05-04 Robert Malcom Respirator facepiece
US2149067A (en) 1937-05-12 1939-02-28 Otero Carlos Surgical mask
US2176709A (en) 1936-05-13 1939-10-17 Mine Safety Appliances Co Head harness for breathing apparatus
US2228379A (en) 1939-11-09 1941-01-14 Jay H Turner Buckle
US2281744A (en) 1940-07-11 1942-05-05 Newton L Brunner Face mask
US2353643A (en) 1942-07-29 1944-07-18 Arthur H Bulbulian Head harness for masks
US2505173A (en) 1948-12-24 1950-04-25 American Optical Corp Respirator
DE818787C (en) 1950-01-25 1951-10-29 Fritz Zethner Dr Pulling buckle for tapes, belts, straps o. The like.
DE866108C (en) 1950-02-03 1953-02-05 Frank Bernard Harley od releasable connection device or buckle for belts, tapes, or the like.
US2762368A (en) 1954-01-22 1956-09-11 Martindale Electric Company Lt Respiratory masks
US2780224A (en) 1953-03-16 1957-02-05 Wallace James Mask for learning to swim above and under water
US2814293A (en) 1954-02-16 1957-11-26 British Overseas Airways Corp Respiratory masks
US2843121A (en) 1955-05-20 1958-07-15 Charles H Hudson Oxygen mask
US2867812A (en) 1955-10-10 1959-01-13 United Tanks Inc Retaining means for helmets and face masks
US2875757A (en) 1954-01-29 1959-03-03 Jr Ellis A Galleher Marginal shaping and sealing means for respiratory masks
US2921581A (en) 1955-10-21 1960-01-19 John J Swearingen Adhesive-type oxygen mask
US2928387A (en) 1958-09-08 1960-03-15 Sierra Eng Co Quick donning mask assembly
US2970593A (en) 1957-05-06 1961-02-07 Henry W Seeler Mask-harness tension compensating device
GB880942A (en) 1960-02-29 1961-10-25 Sierra Eng Co Breathing mask assembly
US3013556A (en) 1959-08-07 1961-12-19 Jr Ellis A Galleher Head strap for respiratory masks
US3033200A (en) 1958-06-19 1962-05-08 Martindale Electric Company Lt Sanitary masks
CA643803A (en) 1962-06-26 Sierra Engineering Co. Quick donning mask assembly
US3040741A (en) 1958-12-15 1962-06-26 Puritan Compressed Gas Corp Quick donning harness for oxygen masks
US3056402A (en) 1959-05-26 1962-10-02 Airmed Ltd Respiratory masks
US3079917A (en) 1958-03-21 1963-03-05 Pate William Godfrey Oxygen mask assembly and adjustable suspension means therefor
US3082767A (en) 1961-05-05 1963-03-26 Welsh Mfg Co Head straps for respirator
US3092105A (en) 1960-05-03 1963-06-04 Airmed Ltd Respiratory masks
US3117574A (en) 1958-12-12 1964-01-14 Scott Aviation Corp Quickly applied breathing mask and associated head harness
US3234940A (en) 1962-09-17 1966-02-15 Sierra Eng Co Retention for quick donning mask
US3234939A (en) 1960-08-26 1966-02-15 Sierra Eng Co Quick-donning mask suspension
US3299889A (en) 1963-07-30 1967-01-24 Martindale Electric Company Sanitary masks
US3347229A (en) 1965-02-23 1967-10-17 Sierra Eng Co Latch operated microphone switch for breathing mask
US3379195A (en) 1964-01-24 1968-04-23 British Aircraft Corp Ltd Aircraft-mounted emergency oxygen masks and holder
US3457564A (en) 1967-07-21 1969-07-29 Automatic Sprinkler Corp Head harness
US3563600A (en) 1969-03-11 1971-02-16 Maurice Converse Infant safety car seat
US3574862A (en) 1968-05-31 1971-04-13 Agonic Engineering Inc Connector for diver{3 s helmet
US3599635A (en) 1969-03-12 1971-08-17 Sierra Eng Co Hanging quick donning mask suspension
US3752157A (en) 1971-11-08 1973-08-14 O Malmin Disposable headband and filter
US3815326A (en) 1972-12-14 1974-06-11 F Christensen Adjustable trigger bit
US3850168A (en) 1971-09-21 1974-11-26 Puritan Bennett Corp Oxygen mask apparatus
US3971373A (en) 1974-01-21 1976-07-27 Minnesota Mining And Manufacturing Company Particle-loaded microfiber sheet product and respirators made therefrom
US4002167A (en) 1974-09-13 1977-01-11 Minnesota Mining And Manufacturing Company Animal gas mask assembly
US4057057A (en) 1974-10-08 1977-11-08 Kemira Oy Breathing mask, especially a half mask or a full mask provided with an inner mask
US4074397A (en) 1976-10-15 1978-02-21 Rosin Stanley A Device for securing cords, tubes, and the like
US4077068A (en) 1976-08-09 1978-03-07 Anderson Richard E Underwater diving mask
US4112521A (en) 1975-01-21 1978-09-12 Uke Alan K Quick adjust strap for diver's face mask
US4179274A (en) 1976-01-07 1979-12-18 Moon William F Respirator filter and method of making the same
GB2092009A (en) 1981-01-30 1982-08-11 Khan & Co Luton Ltd Face masks and kits therefor
DE3122034C2 (en) 1981-05-29 1983-03-17 Auergesellschaft Gmbh, 1000 Berlin, De
GB2059782B (en) 1979-09-25 1983-07-13 Draegerwerk Ag Breathing half-mask for once only use
USD271246S (en) 1981-03-02 1983-11-01 U.S.D. Corp. Combined respirator face piece and strap units
US4414973A (en) 1981-03-10 1983-11-15 U.S.D. Corp. Respirator face mask
US4520509A (en) 1983-02-18 1985-06-04 Ward Russell G Mask with removable countercurrent exchange module
US4536440A (en) 1984-03-27 1985-08-20 Minnesota Mining And Manufacturing Company Molded fibrous filtration products
US4559939A (en) 1984-02-13 1985-12-24 Lockheed Corporation Compatible smoke and oxygen masks for use on aircraft
US4603692A (en) 1984-05-21 1986-08-05 Siebe North, Inc. Yoke for the harness of a respirator
US4676236A (en) 1983-09-09 1987-06-30 Gentex Corporation Helmet airflow system
US4790306A (en) 1987-09-25 1988-12-13 Minnesota Mining And Manufacturing Company Respiratory mask having a rigid or semi-rigid, insert-molded filtration element and method of making
US4807619A (en) 1986-04-07 1989-02-28 Minnesota Mining And Manufacturing Company Resilient shape-retaining fibrous filtration face mask
US4811728A (en) 1983-07-05 1989-03-14 Auergesellschaft Gmbh Respirator hood
US4827924A (en) 1987-03-02 1989-05-09 Minnesota Mining And Manufacturing Company High efficiency respirator
US4848334A (en) 1986-02-13 1989-07-18 Lifeline Limited Mask
US4850346A (en) 1986-10-20 1989-07-25 Wgm Safety Corp. Respirator
US4934361A (en) 1986-10-20 1990-06-19 Wgm Safety Corp. Respirator
US4955087A (en) 1988-09-15 1990-09-11 Richard Perez Combined visor and sunglasses assembly
US4960121A (en) 1987-03-18 1990-10-02 Figgie International, Inc. Half-face mask assembly
US5033465A (en) 1985-08-28 1991-07-23 Minnesota Mining And Manufacturing Company Bonded adsorbent structures and respirators incorporating same
US5052084A (en) 1989-10-20 1991-10-01 Minnesota Mining And Manufacturing Company Elastic strap fastener assembly
US5062421A (en) 1987-11-16 1991-11-05 Minnesota Mining And Manufacturing Company Respiratory mask having a soft, compliant facepiece and a thin, rigid insert and method of making
US5181507A (en) 1991-10-25 1993-01-26 Wgm Safety Corp. Air purifying respirator suspension
US5237896A (en) 1992-04-27 1993-08-24 Russell Albright Dust evacuation and tool interlock
US5291880A (en) 1990-08-16 1994-03-08 Cairns & Brother Inc. Protective helmet with protective facepiece connection and adjustment provision
US5406340A (en) 1993-06-30 1995-04-11 Hoff; Leslie J. Infant-to-toddler eye wear including head straps
US5433612A (en) 1994-11-08 1995-07-18 Commandl Systems, Inc. Electronic accountability system
US5441046A (en) 1993-09-29 1995-08-15 Respironics, Inc. Quick release mechanism for nasal and/or oral gas delivery mask
US5464010A (en) 1993-09-15 1995-11-07 Minnesota Mining And Manufacturing Company Convenient "drop-down" respirator harness structure and method of use
US5507284A (en) 1993-09-27 1996-04-16 Daneshvar; Yousef Airway securing system
US5517986A (en) 1993-09-28 1996-05-21 Respironics, Inc. Two-point/four-point adjustable headgear for gas delivery mask
US5555571A (en) 1994-08-08 1996-09-17 Mccaffrey; Scott A. Collapsible diving mask
US5592937A (en) 1995-06-07 1997-01-14 Mine Safety Appliances Company Respirator mask with stiffening elements
US5596652A (en) 1995-03-23 1997-01-21 Portable Data Technologies, Inc. System and method for accounting for personnel at a site and system and method for providing personnel with information about an emergency site
US5608917A (en) 1995-02-13 1997-03-11 Op-D-Op, Inc. Ergonomic head band apparatus
US5724677A (en) 1996-03-08 1998-03-10 Minnesota Mining And Manufacturing Company Multi-part headband and respirator mask assembly and process for making same
US5793882A (en) 1995-03-23 1998-08-11 Portable Data Technologies, Inc. System and method for accounting for personnel at a site and system and method for providing personnel with information about an emergency site
US5990793A (en) 1994-09-02 1999-11-23 Safety Tech Industries, Inc. Firefighters integrated communication and safety system
US6016804A (en) 1997-10-24 2000-01-25 Scott Technologies, Inc. Respiratory mask and method of making thereof
US6029889A (en) 1997-10-30 2000-02-29 Whalen, Jr.; Paul Firefighter accountability apparatus and method
US6062221A (en) 1997-10-03 2000-05-16 3M Innovative Properties Company Drop-down face mask assembly
USD440301S1 (en) 1999-02-22 2001-04-10 Cabot Safety Intermediate Corporation Respirator
US6338342B1 (en) 1999-02-22 2002-01-15 Cabot Safety Intermediate Corporation Respirator headpiece and release mechanism
JP3412900B2 (en) 1994-02-23 2003-06-03 ブラザー工業株式会社 Bar code data generating apparatus

Patent Citations (99)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA643803A (en) 1962-06-26 Sierra Engineering Co. Quick donning mask assembly
US509718A (en) 1893-11-28 Buckle-shield
US671616A (en) 1901-02-14 1901-04-09 B K Smith And Co Ornamental buckle or clasp.
US1055067A (en) 1911-04-21 1913-03-04 James F Molloy Buckle.
US1398966A (en) 1920-07-22 1921-12-06 Hirsh Fred Adjustable strap-fastening
US1798576A (en) 1929-12-11 1931-03-31 Alonso Blanch Garment-holding fastener
US2008677A (en) 1931-09-16 1935-07-23 Bertram Werner Breathing mask
US2056692A (en) 1934-09-27 1936-10-06 Daniel H Roche Respirator
US2079581A (en) 1936-05-11 1937-05-04 Robert Malcom Respirator facepiece
US2176709A (en) 1936-05-13 1939-10-17 Mine Safety Appliances Co Head harness for breathing apparatus
US2149067A (en) 1937-05-12 1939-02-28 Otero Carlos Surgical mask
US2228379A (en) 1939-11-09 1941-01-14 Jay H Turner Buckle
US2281744A (en) 1940-07-11 1942-05-05 Newton L Brunner Face mask
US2353643A (en) 1942-07-29 1944-07-18 Arthur H Bulbulian Head harness for masks
US2505173A (en) 1948-12-24 1950-04-25 American Optical Corp Respirator
DE818787C (en) 1950-01-25 1951-10-29 Fritz Zethner Dr Pulling buckle for tapes, belts, straps o. The like.
DE866108C (en) 1950-02-03 1953-02-05 Frank Bernard Harley od releasable connection device or buckle for belts, tapes, or the like.
US2780224A (en) 1953-03-16 1957-02-05 Wallace James Mask for learning to swim above and under water
US2762368A (en) 1954-01-22 1956-09-11 Martindale Electric Company Lt Respiratory masks
US2875757A (en) 1954-01-29 1959-03-03 Jr Ellis A Galleher Marginal shaping and sealing means for respiratory masks
US2814293A (en) 1954-02-16 1957-11-26 British Overseas Airways Corp Respiratory masks
US2843121A (en) 1955-05-20 1958-07-15 Charles H Hudson Oxygen mask
US2867812A (en) 1955-10-10 1959-01-13 United Tanks Inc Retaining means for helmets and face masks
US2921581A (en) 1955-10-21 1960-01-19 John J Swearingen Adhesive-type oxygen mask
US2970593A (en) 1957-05-06 1961-02-07 Henry W Seeler Mask-harness tension compensating device
US3079917A (en) 1958-03-21 1963-03-05 Pate William Godfrey Oxygen mask assembly and adjustable suspension means therefor
US3033200A (en) 1958-06-19 1962-05-08 Martindale Electric Company Lt Sanitary masks
US2928387A (en) 1958-09-08 1960-03-15 Sierra Eng Co Quick donning mask assembly
US3117574A (en) 1958-12-12 1964-01-14 Scott Aviation Corp Quickly applied breathing mask and associated head harness
US3040741A (en) 1958-12-15 1962-06-26 Puritan Compressed Gas Corp Quick donning harness for oxygen masks
US3056402A (en) 1959-05-26 1962-10-02 Airmed Ltd Respiratory masks
US3013556A (en) 1959-08-07 1961-12-19 Jr Ellis A Galleher Head strap for respiratory masks
GB880942A (en) 1960-02-29 1961-10-25 Sierra Eng Co Breathing mask assembly
US3092105A (en) 1960-05-03 1963-06-04 Airmed Ltd Respiratory masks
US3234939A (en) 1960-08-26 1966-02-15 Sierra Eng Co Quick-donning mask suspension
US3082767A (en) 1961-05-05 1963-03-26 Welsh Mfg Co Head straps for respirator
US3234940A (en) 1962-09-17 1966-02-15 Sierra Eng Co Retention for quick donning mask
US3299889A (en) 1963-07-30 1967-01-24 Martindale Electric Company Sanitary masks
US3379195A (en) 1964-01-24 1968-04-23 British Aircraft Corp Ltd Aircraft-mounted emergency oxygen masks and holder
US3347229A (en) 1965-02-23 1967-10-17 Sierra Eng Co Latch operated microphone switch for breathing mask
US3457564A (en) 1967-07-21 1969-07-29 Automatic Sprinkler Corp Head harness
US3574862A (en) 1968-05-31 1971-04-13 Agonic Engineering Inc Connector for diver{3 s helmet
US3563600A (en) 1969-03-11 1971-02-16 Maurice Converse Infant safety car seat
US3599635A (en) 1969-03-12 1971-08-17 Sierra Eng Co Hanging quick donning mask suspension
US3850168A (en) 1971-09-21 1974-11-26 Puritan Bennett Corp Oxygen mask apparatus
US3752157A (en) 1971-11-08 1973-08-14 O Malmin Disposable headband and filter
US3815326A (en) 1972-12-14 1974-06-11 F Christensen Adjustable trigger bit
US3971373A (en) 1974-01-21 1976-07-27 Minnesota Mining And Manufacturing Company Particle-loaded microfiber sheet product and respirators made therefrom
US4002167A (en) 1974-09-13 1977-01-11 Minnesota Mining And Manufacturing Company Animal gas mask assembly
US4057057A (en) 1974-10-08 1977-11-08 Kemira Oy Breathing mask, especially a half mask or a full mask provided with an inner mask
US4112521A (en) 1975-01-21 1978-09-12 Uke Alan K Quick adjust strap for diver's face mask
US4179274A (en) 1976-01-07 1979-12-18 Moon William F Respirator filter and method of making the same
US4077068A (en) 1976-08-09 1978-03-07 Anderson Richard E Underwater diving mask
US4074397A (en) 1976-10-15 1978-02-21 Rosin Stanley A Device for securing cords, tubes, and the like
GB2059782B (en) 1979-09-25 1983-07-13 Draegerwerk Ag Breathing half-mask for once only use
GB2092009A (en) 1981-01-30 1982-08-11 Khan & Co Luton Ltd Face masks and kits therefor
USD271246S (en) 1981-03-02 1983-11-01 U.S.D. Corp. Combined respirator face piece and strap units
US4414973A (en) 1981-03-10 1983-11-15 U.S.D. Corp. Respirator face mask
DE3122034C2 (en) 1981-05-29 1983-03-17 Auergesellschaft Gmbh, 1000 Berlin, De
US4520509A (en) 1983-02-18 1985-06-04 Ward Russell G Mask with removable countercurrent exchange module
US4811728A (en) 1983-07-05 1989-03-14 Auergesellschaft Gmbh Respirator hood
US4676236A (en) 1983-09-09 1987-06-30 Gentex Corporation Helmet airflow system
US4559939A (en) 1984-02-13 1985-12-24 Lockheed Corporation Compatible smoke and oxygen masks for use on aircraft
US4536440A (en) 1984-03-27 1985-08-20 Minnesota Mining And Manufacturing Company Molded fibrous filtration products
US4603692A (en) 1984-05-21 1986-08-05 Siebe North, Inc. Yoke for the harness of a respirator
US5033465A (en) 1985-08-28 1991-07-23 Minnesota Mining And Manufacturing Company Bonded adsorbent structures and respirators incorporating same
US4848334A (en) 1986-02-13 1989-07-18 Lifeline Limited Mask
US4807619A (en) 1986-04-07 1989-02-28 Minnesota Mining And Manufacturing Company Resilient shape-retaining fibrous filtration face mask
US4850346A (en) 1986-10-20 1989-07-25 Wgm Safety Corp. Respirator
US4934361A (en) 1986-10-20 1990-06-19 Wgm Safety Corp. Respirator
US4827924A (en) 1987-03-02 1989-05-09 Minnesota Mining And Manufacturing Company High efficiency respirator
US4960121A (en) 1987-03-18 1990-10-02 Figgie International, Inc. Half-face mask assembly
US4790306A (en) 1987-09-25 1988-12-13 Minnesota Mining And Manufacturing Company Respiratory mask having a rigid or semi-rigid, insert-molded filtration element and method of making
US5062421A (en) 1987-11-16 1991-11-05 Minnesota Mining And Manufacturing Company Respiratory mask having a soft, compliant facepiece and a thin, rigid insert and method of making
US4955087A (en) 1988-09-15 1990-09-11 Richard Perez Combined visor and sunglasses assembly
US5052084A (en) 1989-10-20 1991-10-01 Minnesota Mining And Manufacturing Company Elastic strap fastener assembly
US5291880A (en) 1990-08-16 1994-03-08 Cairns & Brother Inc. Protective helmet with protective facepiece connection and adjustment provision
USD336546S (en) 1991-03-22 1993-06-15 Gairns & Brother Inc. Facepiece
US5181507A (en) 1991-10-25 1993-01-26 Wgm Safety Corp. Air purifying respirator suspension
US5237896A (en) 1992-04-27 1993-08-24 Russell Albright Dust evacuation and tool interlock
US5406340A (en) 1993-06-30 1995-04-11 Hoff; Leslie J. Infant-to-toddler eye wear including head straps
US5464010A (en) 1993-09-15 1995-11-07 Minnesota Mining And Manufacturing Company Convenient "drop-down" respirator harness structure and method of use
US5507284A (en) 1993-09-27 1996-04-16 Daneshvar; Yousef Airway securing system
US5517986A (en) 1993-09-28 1996-05-21 Respironics, Inc. Two-point/four-point adjustable headgear for gas delivery mask
US5441046A (en) 1993-09-29 1995-08-15 Respironics, Inc. Quick release mechanism for nasal and/or oral gas delivery mask
JP3412900B2 (en) 1994-02-23 2003-06-03 ブラザー工業株式会社 Bar code data generating apparatus
US5555571A (en) 1994-08-08 1996-09-17 Mccaffrey; Scott A. Collapsible diving mask
US5990793A (en) 1994-09-02 1999-11-23 Safety Tech Industries, Inc. Firefighters integrated communication and safety system
US5433612A (en) 1994-11-08 1995-07-18 Commandl Systems, Inc. Electronic accountability system
US5608917A (en) 1995-02-13 1997-03-11 Op-D-Op, Inc. Ergonomic head band apparatus
US5596652A (en) 1995-03-23 1997-01-21 Portable Data Technologies, Inc. System and method for accounting for personnel at a site and system and method for providing personnel with information about an emergency site
US5793882A (en) 1995-03-23 1998-08-11 Portable Data Technologies, Inc. System and method for accounting for personnel at a site and system and method for providing personnel with information about an emergency site
US5592937A (en) 1995-06-07 1997-01-14 Mine Safety Appliances Company Respirator mask with stiffening elements
US5724677A (en) 1996-03-08 1998-03-10 Minnesota Mining And Manufacturing Company Multi-part headband and respirator mask assembly and process for making same
US6062221A (en) 1997-10-03 2000-05-16 3M Innovative Properties Company Drop-down face mask assembly
US6016804A (en) 1997-10-24 2000-01-25 Scott Technologies, Inc. Respiratory mask and method of making thereof
US6029889A (en) 1997-10-30 2000-02-29 Whalen, Jr.; Paul Firefighter accountability apparatus and method
USD440301S1 (en) 1999-02-22 2001-04-10 Cabot Safety Intermediate Corporation Respirator
US6338342B1 (en) 1999-02-22 2002-01-15 Cabot Safety Intermediate Corporation Respirator headpiece and release mechanism

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD811580S1 (en) * 2014-05-08 2018-02-27 Innosparks Pte Ltd Unidirectional valve for face mask
USD759807S1 (en) * 2014-05-22 2016-06-21 3M Innovative Properties Company Respirator mask exhalation port
USD810276S1 (en) * 2015-01-14 2018-02-13 Jsp Ltd Respiratory mask with removable cover
USD767116S1 (en) * 2015-02-27 2016-09-20 3M Innovative Properties Company Respirator mask having an exhalation port

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