Facepiece
Latest 3M Innovative Properties Company Patents:
Description
The broken line showing of a mask is included for the purpose of illustrating environment and forms no part of the claimed design. The shading is provided to illustrate contour only and is not an indication of surface texture or sheen.
Claims
The ornamental design for a facepiece, as shown and described.
Referenced Cited
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Patent History
Patent number: D720845
Type: Grant
Filed: Apr 10, 2012
Date of Patent: Jan 6, 2015
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: BongHyup Kang (Seoul), Kyoung-Ho Lee (Hwaseong-Si)
Primary Examiner: Ian Simmons
Assistant Examiner: Richelle G Shelton
Application Number: 29/417,847
Type: Grant
Filed: Apr 10, 2012
Date of Patent: Jan 6, 2015
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: BongHyup Kang (Seoul), Kyoung-Ho Lee (Hwaseong-Si)
Primary Examiner: Ian Simmons
Assistant Examiner: Richelle G Shelton
Application Number: 29/417,847
Classifications
Current U.S. Class:
Mask (D24/110.1)