Powered air purifying respirator unit cover
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Description
The broken line showing of the powered air purifying respirator unit illustrates the environment of the claimed design and forms no part thereof.
Claims
The ornamental design for a powered air purifying respirator unit cover, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
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- 3M™ Adflo Respiratory Protection Systems product information.
- 3M™ Air-Mate™ Powered Air Purifying Respirator product information.
- 3M™ Dustmaster™ Powered Air Turbo product information.
- 3M™ GVP-Series PAPR Assemblies product information.
- 3M™ Jupiter™ Powered Air Turbo product information sheet dated Feb. 2007.
- 3M Unidad Turbo Jupiter™ product literature.
- 3M™ Versaflo™ Powered & Supplied Air Respiratory Protection Systems product literature Work in World of Comfort, 2009.
- Sundström PAPR SR500EX product information.
- Sundström Safety AB the SR 500 Series Powered Air Purifying Respiratory Protection product literature.
Patent History
Patent number: D739008
Type: Grant
Filed: Mar 14, 2014
Date of Patent: Sep 15, 2015
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Desmond T. Curran (Nevilles Cross), Andrew Murphy (Binchester Moor), Christopher N. Findlay (Wheatley Hill)
Primary Examiner: Deanna L Pratt
Assistant Examiner: Lilyana Bekic
Application Number: 29/484,946
Type: Grant
Filed: Mar 14, 2014
Date of Patent: Sep 15, 2015
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Desmond T. Curran (Nevilles Cross), Andrew Murphy (Binchester Moor), Christopher N. Findlay (Wheatley Hill)
Primary Examiner: Deanna L Pratt
Assistant Examiner: Lilyana Bekic
Application Number: 29/484,946
Classifications
Current U.S. Class:
Respirator, Vaporizer, Or Inhalation Tube (4) (D24/110)